What Were the Four Sights That, According to Tradition, Siddartha

What were the four sights that, according to tradition, Siddartha Gautama saw that caused him to leave his home life and become and ascetic?

A) A sick man, suffering old man, a dead man, and an ascetic
B) A tree, a mountain, a waterfall, and a deer
C) A monk, a nun, a layman giving alms, and a laywoman giving alms
D) A rich man, a poor man, a healthy man, and a sick man
E) A priest, a warrior, a merchant, and a servant