Question

Which sentence contains an error in the use of end marks or commas? (Points : 2)

Lt. Walker will be coming on Thursday to tell us how radar works.

Walker, an expert on radar, will be here for about 90 minutes.

After his tour of duty ends, he intends to work for Science Pathways Corp.

I met him last summer in Pensacola and we have kept in touch, by writing letters.

Answer 1

Which ones can you rule out?

Answer 2

a?

Answer 3

Could you Seperate the answers please :)?

Answer 4

is it a?

Answer 5

yes, a does not make sense there needs to be a comma after walker

Answer 6

i think it was D.. But oh well

Answer 7

Did you get the answer?