Answer – C (Preventing human development)
National parks are mainly established by national governments for conservation purposes, particularly the conservation of 'wild life' for future generations and as an emblem of national pride. National parks reduce the human impact on land by preventing human development.
Answer:
A. Urinary system its the one system that holds waste
Explanation:
One of the birth control which could also be classified as ineffective which describes the statement above is the withdrawal or also known as the pulling out method. This is also describe as ineffective because sometimes the pair who is performing the intercourse, in which the male will sometimes not realize that he has already ejaculated. This is one of the birth control method being used instead of using contraceptives.
A. once defined, an ecosystem is a unit scientists can analyze.
