Some Buddhist rock-cut caves are called Chaityas, while the others are called Viharas. What is

(a)

Vihara is a place of worship, while Chaitya is the dwelling place of the monks

(b)

Chaitya is a place of worship, while Vihara is the dwelling place of the monks

(c)

Chaitya is the stupa at the far end of the cave, while Vihara is the hall axial to it

(d)

There is no materail difference between the two