Fill in the blank with the letter of the description that best matches the term. a. The player responsible for the area between 2nd and 3rd base:
b. The player on the mound in the middle of the field:
c. The player positioned behind home plate:
d. Occurs when a fielder fails to make a play:

Pollution from a factory that produces cleaning products is an_

Persons who have not yet attained the legal age of consent under the applicable laws in the jurisdiction in which the research was approved.persons who are under 18 years of age.persons who have not yet attained the legal age of consent under the applicable laws in the jurisdiction in which the research will be conducted.persons who are under 21 years of age.

Why learning about people and places around is important?