Which one of the following comes under Tri Ratnas?

Which one of the following was the literary works of Jainism?

Buddha Sangha split into two during the reign of

The state of Moksha or Nirvana can be attained by observing the

Mahavira had a strong faith in the doctrine of

The place where Buddha got enlightenment is known as

Zoroaster was born in

The earliest Thirthankara in Jainism was called

Assertion : Buddha neither accepted nor rejected the existence of god.
Reason : According to his karma theory, the present is determined by the actions of past.

The place where Buddha gave his first sermon was