Pierre is a student who does not understand the following sentence from Cristina Garcia’s Dreaming in Cuban.

Lourdes buys a round box of sticky dates and considers the centuries of fratricide converging on this street corner in Brooklyn. She ponders the transmigrations from the southern latitudes, the millions moving north.

Which strategy would best help Pierre understand the excerpt?
relating the sentence to personal experience
slowing down to break up the long sentence
looking up unfamiliar words in the sentence
reading the sentence out loud to himself