Question

surface of the far side of the moon is quite different. question 2a: what is the most common feature on the far side of the moon? question 2b: what surface features are almost completely absent on the far side? click on the image below to see some labeled features on the far side of the moon. this will help you answer the next question.

Explanation:

These questions relate to key surface features of the Moon's far side, based on lunar geographical observations.

Answer:

2a: The most common feature is craters.
2b: The surface features almost completely absent are maria (dark, flat plains).