Which coordinating conjunction works best in the following sentence? they left late, they arrived in plenty of time.

If I had to hazard a guess without multiple choice options, I would say -but- would fit in well in this case.

Hey there! based on reading this passage above, this person really seem's to be very determined and great in mood.the answer would not be 1 or even 2.the answer would most likely be  engaging and persuasive  he is trying his best to persuade the people to recycle.hope this you!