Agerman u-boat sank the lusitania off the irish coast. why did passengers chose to sail in these waters during wwi?

Because Lusitania was one of the fastest and most luxurious ships in the world. It was a common passenger ship so they thought everything would be okay just like every other day. 

The brainest answer would be appreciated. 

The term “robber baron” was applied to powerful nineteenth-century industrialists who were viewed as having used questionable practices to amass their wealth. On the other hand, “captains of industry” were business leaders whose means of amassing a personal fortune contributed positively to the country in some way.

Explanation:

is that more than what you need?

Hope this helps :D