भारत में मुख्य रूप से किस प्रकार की वनस्पति का विस्तार सर्वाधिक पाया जाता है?

Given below are two statements: Assertion (A): Monsoon forests are called forests par excellence in India. Reason (R): They form the natural cover almost all over India. In light of the above statements, choose the correct answer:

Most of the river deltas on the eastern coast of India are characteristically fringed along their seaward edge by which type of vegetation?