What are fats used for? 1 Fats are used to store energy
2 Fats are used to release energy
3 Fats are used build muscles
4 Fats are used for quick energy

fats are used to store energy

i believe the correct answer from the choices listed above is the first option. the scientists need to look at the   validity of data, claims, hypotheses, and observations before  developing an argument. they base their arguments on facts that are present and they make sure they have proofs. 

explanation:

i think its both a and b