Which statement about Petrarch's climb up Mont Ventoux is correct?
A He climbed the mountain to visit a famous monastery on top, where he could examine Roman manuscripts.
B The climb was inspired by his reading of the Roman historian Livy, and is the first known mountain climb for pleasure.
C The experience caused him to question his faith, and later to leave the Christian church.
D Forces of the Inquisition prevented him from making the climb.