Mark the letter A, B, C or D on your answer sheet to indicate the best arrangement of utterances or sentences to make a meaningful exchange or text in each of the following questions from 13 to 17.

a. Lisa: Exactly! Albert Einstein was born in 1879 in the city of Ulm, Germany. From an early age, he showed a deep curiosity about the world around him.
b. Lisa: Hey Tom, have you ever wondered about how Einstein came up with his famous theory of relativity?
c. Tom: I’ve heard of it, but I don’t really know much about it. Wasn’t Einstein the genius who changed the way we look at space and time?