Which sentence uses commas correctly? a. clouds float in the air, and they consist of masses of water drops. b. icebergs float in the oceans, but, they are solid. c. the oceans are mostly water and, they cover most of earth. d. water is all over the planet earth and there is a lot more water than land.

A. Clouds float in the air, and they consist of masses of water drops.

^^^This is a compound sentence. You can split it into two separate sentences that still make sense like so...

Clouds float in the air. They consist of masses of water drops.

Below are the original and corrected answers of the incorrect options:

B. Icebergs float in the oceans, but, they are solid. ---> B. Icebergs float in the oceans, but they are solid.

C. The oceans are mostly water and, they cover most of Earth. ---> C. The oceans are mostly water, and they cover most of Earth.

D. Water is all over the planet Earth and there is a lot more water than land. ---> D. Water is all over the planet Earth, and there is a lot more water than land.

Hope this helped!

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every four years the american people choose a new president, and 1988 is one of those years."

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