Please choose the correct answer to the question: Amylase is a chemical that decomposes starch into maltose and dextrin. Which best describes the role of amylase in the human body?

Answer1: as an inhibitor of insulin production Answer2: as an enzyme that aids in digestion Answer3: as a catalyst for protein synthesis Answer4: as a receptor of fatty acid chains

Answer format: answer1/answer2/answer3/answer4