Timmy is a 6-year-old who damaged his right hand in a bike accident. after the accident he could not control his fingers in his right hand. the physical therapist restrained timmy's left arm, which forced him to practice using his right hand. the physical therapist is using

In this case, the physiotherapist is using Constraint-induced movement therapy.

In Constraint-induced movement therapy, the therapist forces the use of the affected arm, by restricting the movement of the arm. In this condition, the therapist block all the possible to work with an unaffected arm, which force the person to use the other arm, and hence, it helps in restoring the movement of the affected arm.

C

Proof: This would be C because radioactive decay is when atoms and protons decide to slowly decay or separate from the atom. Therefore, they would produce radiation. Just like atomic bombs or nuclear waste. (Hope this helps-)