The best sources for fluoride include which of the following?
(Select all that apply.)

fluoridated water

chlorinated water

distilled water

beverages made with fluoridated water (coffee, tea, soup, juices from concentrate, etc.)

The best sources of fluoride are fluoridated water and beverages made with fluoridated water like tea, coffee, soup juices from concentrate e t c

Explanation:

Fluoride is a mineral that is used in dentistry to make teeth stronger. It is naturally found in sources like water soil, air, rocks e t c.

Fluoride helps fight against cavities in the teeth. It is recommended by dentists to use pastes, which have fluoride in them. In many countries, public water is supplied by adding fluoride to the water.

Fluorides are also used as cleaning agents. They are added to pesticides and also used in the manufacturing of steel , aluminium products e t c.

Excessive use of fluoride lead to side effects. So, they have to be added within permissible limits.

what effect does exercise have on the nervous system?

the answer is c.