Respuesta :

17. Yes, you are correct...
A. their- yes, their is saying "belonging to them or whoever"
B. his or her- you don't write that in a sentence 
C. his- there are more then 1, so you can't use that. 
D. they're- they're means "they are"... you can't say " Neither Omar nor Kurt has turned they're (they are) permission form. 

1. The answer is correct. The word their is a plural possessive adjective, which describe something that belongs to “them.” A noun typically follows the word their, which, other than serving as an adjective, has no other known usages in the English language. 

2.Correct

3.Correct