Answer is C undergo swimming training within one year . I think
A certificate or diploma is the best way to identify a qualified healthcare professional.
Promising a cure before examination is incredibly impossible, not to mention unprofessional
Avoiding the topic of qualifications is sketchy. It often means that they're insecure about them, or is trying to hide something.
Offering a secret cure is just straight up dodgy. That's the trademark sign of a "snake oil salesman." Meaning, the "secret cure" is either a placebo, incredibly experimental, or incredibly dangerous.
The patient’s parent or spouse
A. iron
Iron also helps with the production of red blood cells as well
Cortisol binds to intercellular receptors and raises blood glucose levels.