Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions here.
Below are the choices:
a. Its pages might be made of illegal minerals. <span>c. Its cover might not have the Party’s approval. </span> <span>b. It suggests the intention to become expressive. </span> <span>d. It cannot be easily read through the telescreen. </span> The answer is b. It suggests the intention to become expressive.
"Complex" is used here to describe the group of apartments. So, it qualifies for describing a noun, like the definition of adjective. Let me know if you got it right.