Answer:
C. The perspective because of the child's young age does not hinder his admiration.
Step-by-step explanation:
This is the only sentence that correctly uses the possessive form. In this example, the author uses the apostrophe and the "s" with a single noun. This is the correct usage. The other sentences, if they were correct, would read:
A. George's...
B. cousins'....
D. develops