What does the renaissance stand for? and what is humanism?

The term 'renaissance' is derived from the French word meaning 'rebirth'. It is used to describe this phase of European history because many of the changes experienced between the 14th and 16th centuries were inspired by a revival of the classical art and intellect of Ancient Greece and Rome.
                                                                                                                         an outlook or system of thought attaching prime importance to human rather than divine or supernatural matters. Humanist beliefs stress the potential value and goodness of human beings, emphasize common human needs, and seek solely rational ways of solving human problems.

It's either a or d. i'm pretty sure it's d though as rome fell in 476 c.e