How can you detect quackery and fraud when it comes to evaluating claims for exercise and nutritional products?

If you were working for a pharmaceutical company as part of a drug discovery team, which of these enzyme inhibitors would you suggest as a productive avenue for drug development? a) a drug to treat high blood pressure that reversibly inhibits an enzyme catalyzing production of a chemical that causes blood vessels to contract b) a drug to treat diabetes that irreversibly inhibits an enzyme in the metabolic pathway to synthesize glucose c) a compound that acts as a competitive inhibitor for a digestive enzyme produced only in the presence of certain foods d) a compound that inhibits enzymes by significantly changing the ph throughout the body

How can people get cancer? what types of cancer are there? plz i’ll mark u brainliest

How to stop staring at people in school if you have a staring problem?