What is the purpose of the following sentence?

i think it would be best to study the problem carefully.

a. it shows strong emotion. b. it gives a command. c. it raises a question. d. it makes a statement.

Which of the following citations correctly follows mla guidelines? a. tanya somanader. "we are stronger because we aredemocracies': president obama addresses the people ofestonia." the white house blog 3 sept. 2014. print. 4 sept. 2014.b. "we are stronger because we are democracies': presidentobama addresses the people of estonia" by tanya somanader.the white house blog 3 sept. 2014. web. 4 sept. 2014.c. somanader, tanya. "we are stronger because we aredemocracies': president obama addresses the people ofestonia." the white house blog 3 sept. 2014. web. 4 sept. 2014d. somanader, tanya. the white house blog. "we are strongbecause we are democracies: president obama addresses thepeople of estonia." 3 sept. 2014. web. 4 sept. 2014.

Samuel johnson believed that literature should appeal mainly to the scholar, to him the common man, to teach him the common man, to teach and him the king and the parliament

Which word from the stanza can you use as a clue to determine the meaning of the word vales ?