Petra is an ancient city in Jordan<u>,</u> but it has long been abandoned.
Answer:
A. to persuade viewers to eat at Acero Blanco after the show.
Explanation:
This is an advertisement for Acero Blanco. Advertisements are meant to explain.
Answer:
I hope in the future, though I have my doubts, he will me forthright with such matters.
Explanation:
There are two commas because they represent breaks in the sentence. These are needed because, the part of the sentence "though I have my doubts" is basically a side comment. So, you add commas to show that.