Examine the following expression.

p squared minus 3 + 3 p minus 8 + p + p cubed

Which statements about the expression are true? Check all that apply.
The constants, –3 and –8, are like terms.
The terms 3 p and p are like terms.
The terms in the expression are p squared, negative 3, 3 p, negative 8, p, p cubed.
a The terms p squared, 3 p, p, and p cubed have variables, so they are like terms.
b The expression contains six terms.
c The terms p squared and p cubed are like terms.
d Like terms have the same variables raised to the same powers.
e The expression contains seven terms.