Answer:
"ahead in your career" fits well here
Could anyone please assist me? This is more humbling.
Correct answer would be B
Them would be the correct pronoun for this sentence because books is plural and is an object, so its pronoun must be third person. The 3rd person plural pronoun in English is they, and its objective/accusative form (the form used when the item is the object of a verb) is them, so there's your answer.
Parallelism, if you mean the way he spoke. which is mostly meaning heavy adjectives.