Consider the following polynomials:

Polynomial A: 5z+4z^4 −6z^3 +2
Polynomial B: 2x^4 +9x^7 −12x−2
Select all that apply
Leading term Polynomial A: 4z^4
Leading term Polynomial A: −6z^3
Leading term Polynomial B: −12x
Leading term Polynomial B: 9x^7
Leading coefficient Polynomial A: 4
Leading coefficient Polynomial A: −6
Leading coefficient Polynomial B: 9
Leading coefficient Polynomial B: 9

Leading term Polynomial A: 4z^4

Leading term Polynomial B: −12x
Leading term Polynomial B: 9x^7
Leading coefficient Polynomial A: 4
Leading coefficient Polynomial B: 9