The correct answer is B) His sonnets focused on worldly interests of romance and nature.
Petrarch is considered to be a humanist in that his sonnets focused on worldly interests of romance and nature.
Petrarch (1304-1374) was an Italian poet considered the "father of Humanism," for the topics expressed in his writings. He was a pioneer of the Italian Renaissance. He began to write poems after the death of his mother. One of his most famous compositions is the poem "Laura," dedicated to a woman he loved so much.