Question

What makes the coastal plain region a popular tourist destination?

It has many theme parks.
It has many beaches.
It has many mountains.
It has many rivers.

Answer 1

Answer:

It has many beaches.

Explanation:

Coastal plain is flat land mass lying in vicinity of sea coast.

In US some coastal areas are in

1. Alaska
2. Southeastern US
3. Gulf coastal plains

The coastal plains have long stretches' of beaches. The beaches have clear sand , flora and fauna and view of sunrise/sunset which makes the  coastal plain region a popular tourist destination.

Thus, correct answer is

It has many beaches.