How are renewable and nonrenewable resources different?
Renewable resources can be replaced, but nonrenewable resource are recycled.

A. There are a lot of nonrenewable resources and very few renewable resources.
B. Nonrenewable resources cannot be replaced, whereas renewable resources C. can be recycled.
D. Renewable resources can be replaced in a reasonable amount of time, but nonrenewable resources cannot.

D.

Renewable resources can be replaced in a reasonable amount of time, but nonrenewable resources cannot.

Step-by-step explanation:

Nonrenewable resources can be depleted within a human lifespan while renewable resources cannot. An examp0le of a non-renewable resource is crude oil. With continuous mining of crude oil, the natural reserves will continue to decrease until it gets even harder and more expensive to find.

Renewable resources, however, are cannot  be depleted since they are ever self-renewing. An example is a wind and the sun whose energy can be harnessed to provide energy to power homes and businesses.  

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

there is nothing below so i cannot

step-by-step explanation: