What do coal, petroleum, and wood have in common? Select one or more:

A. All are categorized as renewable resources

B. All are considered nonrenewable resources

C. All can be considered inexhaustible resources

D. All can be categorized as energy resources

B. All are considered nonrenewable resources

D. All can be categorized as energy resources.

Explanation:

Non renewable resources are the resources that are in fixed quantity and can be used up. These include wood, petroleum, coal, steel, aluminum etc.

An energy resource simply refers to the resources that can be used to produce heat or electricity such as wood, petroleum, coal etc.

Coal, petroleum and wood are not renewable resources and they're not inexhaustible. They are exhaustible and non renewable resource.

Therefore, the correct options are B and D.

it would be c. xylem.

the answer is; comparing the frequency of collisions with and without the device

this makes the anti-collision system an independent variable and the collisions a dependent variable. if there are fewer collisions with an anti-collision system that without, then it can be stated that the system is a success. essentially, collisions under an anti-collision system are compared with the frequency of collisions by cars with the human drivers.