Answer:
Actually the answer is applying sunscreen. Since noncommunicable means not transmitted from living beings.
Step-by-step explanation:
On another note, the answer below is both false as an answer and as a general piece of knowledge. Depression is NOT something you can will away or avoid by having a "positive attitude". It is an in-balance in the chemicals in the brain that sometimes needs professional medical and psychological help. And it is nothing to be ashamed of.