What is the best first step to take when preparing to interview the president of the United States? Study the people who work for him. Research the life of the president. Find out the president’s favorite book and read it. Interview people about their opinions of the president.

I`d say Research his/her life

Explanation: This way, you can ask them about their life, get into detail about what topics they like, or what they`re going to change as president.

The other person was indeed correct. But they  did not say it the exact way as the answer stated itself.

The Correct answer is

B) Research the life of the president.  

what is   the question

a phrase is a set of word that make a sense, an expression formed by two or more words.

" teacher´s dictum on the possession of human "

" made a pile practicing "

" lived to an impressive age and dies "

a clause, in a grammar way is a series of words that have a complete meaning.

" was irritated by the persecution of those who called themselves "