1. Areas where seawater meet the freshwater from the rivers is also a home to various kinds of animals. These areas are called estuaries. What services do estuaries provide?

A. It provides area that is above water level at low tides and underwater at high tide

B. It provides an active area of research because the communities are often well
defined and the common organisms.

C. It provides vital nesting, breeding and feeding habitats for many species.

D. It provides sediments in which organisms bury themselves.​