Which sentence does not contain any errors?

A.
No one else on the team is allowed to use our captain Erics' equipment.

B.
Let's just say, however, that my sister's friends are very interesting.

C.
My two grandparent's houses are one level, but both have a basement.

D.
I normally do not want to step on anyones' toes.
I'm thinking c

Question

Which sentence does not contain any errors?
 
 A.
No one else on the team is allowed to use our captain Erics' equipment.
 
 B.
Let's just say, however, that my sister's friends are very interesting.
 
 C.
My two grandparent's houses are one level, but both have a basement.
 
 D.
I normally do not want to step on anyones' toes.
I'm thinking c

gurkman · Answer

Not C.  The apostrophe after grandparent's should be grandparents'

gurkman · Answer

I think it is B

cutestgirlaround · Answer

But the person is talking about both of his grandparents