Which material most likely gets the warmest when placed in the sun?
a)white cement
b)beige sand
c)brown mulch
d)yellow pebbles

The correct answer is letter c, brown mulch.

Option C

Explanation: There are two types of materials present, one is dark colored substances and another is light colored substances.

The dark colored substances absorb more light and reflects a reflects a very small part of it.

Whereas, the light colored substances reflects most of the light falling on it and absorbs very small part of it.

So, the darkest colored substance among the given substances is brown mulch.

the answer is kevlar