Below given is a sentence in four parts. One of the parts contains a grammatical error. Find the part. As though this were not bad enough (1)/nuclear power in India is vastly (2)/more expensive than it was (3)/ assumed to be. (4)

In the beginning, well, it was fun Just going up and down itself Before we knew, we both became sick of meaningless waste of emotions A repeated seesaw, seesaw game Having come this far, I got sick of, got sick of it A repeated seesaw, seesaw game We’re both got tired and became sick of it Was the small argument the beginning? The moment when I became heavier than you There has never been a paralleled balance from the beginning– would that be why we were more eager to reach the balance? If it was love, and if it is the word love itself, would there be any need to repeat it? It seems like we’re both tired and holding the same card in our hands Then, well… All right, a repeated seesaw game I try to put an end to it only now All right, a boring seesaw game Someone has to get off this seesaw Though I can’t Let’s not read each other’s face trying to figure out who’s going to get off or not  A repetitive seesaw game Now, stop How crafty the heart of a person is Though we know one will get hurt if the other is not there, because we both don’t want to be the bad guy, we continue to awkwardly pass the buck, umm umm and end up becoming exhausted, ironically reaching the paralleled balance Ay, this is not the kind of balance that I wanted In the beginning, we brag about who is heavier and smile, looking at each other Now we became to compete over who is heavier It became a tinderbox for a war It seems like, eventually, someone will have to get off to end it We should stop pretending to care for each other and decide now If we didn’t have feelings for each other, if we didn’t think of each other, would we have dragged it on like this? If you don’t have feelings for me anymore, being on this seesaw is dangerous, dangerous Don’t think of me anymore, and All right, a repeated seesaw game I try to put an end to it only now All right, a boring seesaw game Someone has to get off this seesaw Though I can’t  I walk on this seesaw that you aren’t onLike that time in the beginning when you weren’t here  I walk on this seesaw that you aren’t on  I get off this seesaw that you aren’t on All right, a repeated seesaw game I try to put an end to it only now All right, a boring seesaw game Someone has to get off this seesaw Though I can’t Let’s not read each other’s face trying to figure out who’s going to get off or not Let’s not drag it on and do as we please Let’s now make the decision whether to get off or not A repetitive seesaw game Now, stop I walk on this seesaw that you aren’t on  Like that time in the beginning when you weren’t here  I walk on this seesaw that you aren’t on  I get off this seesaw that you aren’t on...