In what way was the Khmer empire influenced by India?

Responses

The Khmer empire used an adapted form of India's writing system.

The Khmer empire used an adapted form of India's writing system. - no response given

The Khmer empire was conquered by India.

The Khmer empire was conquered by India. - no response given

The Khmer empire's common people practiced Buddhism.

The Khmer empire's common people practiced Buddhism. - incorrect

The rulers of the Khmer empire built stupas.

The rulers of the Khmer empire built stupas. - no response given
Incorrect:

The Khmer empire's rulers did not build stupas, as stupas are primarily associated with Buddhist monuments, and the Khmer rulers primarily built Hindu temples.