In which sentence are the commas used correctly? a) in my opinion the meeting unlike the lecture, was a waste of time.   b) in my opinion the meeting unlike, the lecture, was a waste of time. c) in my opinion, the meeting unlike the lecture, was a waste of time. d) in my opinion the meeting, unlike the lecture, was a waste of time.

D) In my opinion the meeting, unlike the lecture, was a waste of time.

Explanation:

To properly punctuate commas you have to remember that when putting commas into a sentence the content of the sentece should be understandable without the content of the commas, so the only one that adds information in the commas and is understandable without the commas is option D.

it exposes the hypocrisy of religion and christian supporters of slavery

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explanation: