What were the possible sources of amino acids on the ancient earth?

amino acids can be formed together to make proteins. They can be obtained by food like eggs tofu and nuts. There are 20 different amino acids but the human body only needs 10 of them to live. These 10 amino acids are called essential amino acids. Amino acids are made up of amine , carboxyl and an R group.

Explanation: you can find amino acids on earth from food that is filled with protein . Meat eggs and nuts are good options.

if you listed your answers right then i believe your answer is b.