Answer:
a) Negative correlation
Explanation:
Negative correlation is a term which basically explains a relationship between to variables in which increase in one variable causes a decrease in the other variable and vice versa. As in the given scenario, the more frequently the teeths are brushed ( variable is increasing ) the less likely is the chance to develop cavities (variable is decreasing)
Hence a)negative correlation is the right answer.
When active in extreme weather you should always mind two things, your outfit and hydration. Keeping yourself hydrated and protected is essential, as wearing a cap and sunglasses can protect you in the sun just like scarves and gloves can protect you in the cold. Hydration is of extreme importance because you can collapse without enough water during a hot weather wave.
Macula is the part of the eye that focuses image
Modify the physical and social environment.
Reduce exposure to community-level risks.
Street outreach and community norm change.