Pls help asap, will give brainliest for the best answer :)

b

Explanation:

Because of there are a few grass eating animals and a lot of grass what the point. But a ecosystem needs varaity of producers and consumers to keep it balanced.

Ecosystem B

because of the

teeming forests, cities that reuse and recycle and exist in harmony with the surrounding environments which are considered sustainable ecosystems.

the "power" of a lens is its resolution power, or its ability to distinguish between to closely located points. with the low power lens, it is likely you will see the rough form of the hay and maybe some movement of dots around the hay. however, when observed with the high power lens, the detailed features of the hay become visible and the microbes being grown are more clearly visible.

i hope this you