It is important for to participate in conservation efforts.
a)government
b)business
c)citizens
d)all of the above

The correct option is "d)all of the above"

Conservation is the maintenance or care that is given to something with the clear mission of maintaining, in a satisfactory manner, and intact, its qualities, forms, among other aspects. Meanwhile, this concept has a common use in areas such as the environment, biology, and the food industry.

a. because the u.s. was the leading with the most technology, economy, etc. also was teamed with other allies witch boosted the economy and materials to improve technology and use it.