Wildfires benefit forest ecosystems by a. stimulating growth
b. reducing underbrush
stimulating plant reproduction
d. all of the above
C. stimulating plant reproduction

I would say D

because wildfires restart the process and when reducing the underbrush, it will hell stimlage growth and plant reproduction

Amath expression is a collection of one or more terms, which are separated by the signs ( + , - , x , / ).example :   8+b8+b  or  a−3a−3in algebra, an equation is a mathematical statement with two expressions where, each expression is separated by an equal (=) sign. variables can be present on both the sides of the equality (=) sign and we use letters to denote such variables.example 1:   x=4+2x=4+2  , [here, we can observe that the variable is present only on one side of the equation].example 2:   2x+3=x+42x+3=x+4  , [here, we can observe that the variables are present on both side of the equation].

"pacesetter of the south," comma inside the quotes