Which of the Following Defines Hasidism

Which of the following defines Hasidism?

A) It is a lay movement of Torah teachers who later became religious leaders.
B) It is a Jewish mystical movement that stresses joyful emotion, which arose in the 1700s.
C) It is a separatist ultra-Torah-observant movement at the Qumran settlement on the Dead Sea.
D) It is a Jewish movement that claimed the middle ground between Reform and Orthodoxy.