B sunlight, because the sun has energy and that gives the soil energy and the plant take that energy and is able to grow.
Multiply the numerator and denominator of the first fraction by 3. Multiply the numerator and denominator of the second fraction by 4. Subtract. 9 twelfths minus 4 twelfths equals 5 twelfths.
ANSWER
My answer is in the photo above
The speed of a mechanical wave depends on the mechanical properties
of the medium through which the wave is traveling.
The speed of an electromagnetic wave depends on the electrical properties
of the medium through which the wave is traveling.
It's pretty well unanimous for choice <em>A</em> .