Can someone me the anser say which of the following sentences is punctuated correctly

a)his topic gun control, was acontroversial issue to write about.

b)his topic gun cotrol, was a controversial topic to write about.

c)his topic gun control, was a controversial topic to write about.

What does lennie's dream remind crooks of in of mice and men

Hey guys! i've got an exercise where you've to find out the correct sentence in each pair. 1) a-we were tired and thirsty, so we stopped to have a drink at the cafè. b-we were tired and thirsty, so we stopped having a drink at the cafè. 2)a-if your computer freezes, try to turn it on and off again and see if that . b-if you computer freezes try turning it on and off again and see if that . me! it's urgent!

Which option is the most relevant piece of evidence for this claim