I know that they need air to live
A coral reef is a complex [ecosystem] of calcium carbonate shells that are home to microbes, algae, invertebrates, and fishes, and its high productivity helps provide great species richness.
Answer: A.
Explanation:Weather radar, also called weather surveillance radar (WSR) and Doppler weather radar, is a ... Between each pulse, the radar station serves as a receiver as it listens for ... If pulses are emitted too frequently, the returns from one pulse will be ... Over the area covered by radar echoes, a program assigns a precipitation type
I believe c if not i’m sorry