Read the passage and answer the question. (RIGHT ANSWERS ONLY PLS)!!
Humanists believed in the value of examining human thought and action through the study of literature and history. They studied the works of Roman writers, especially the philosopher Cicero, and wrote biographies of famous Romans. Humanist scholars also searched for Greek and Roman texts in monasteries across Europe. This led to the building of new libraries to house the works, including the Vatican Library in Rome.

Which conclusion is best supported by this passage?

a. Humanism led to a revival of classical learning

b. Cicero was a humanist

c .Locating Greek and Roman texts was a priority

d. European scholars studied literature and history to learn about humanism