h(t)=-16x^2+16t+32

Question

Which statement best describes the term 32?

Answer 1

do you mean

-16 t^2 + 16 t + 32 ???? all t, no x

that in the obsolete foot, pounds, slugs units is the height of a projectile under gravitational force only.
In that case
32 is the initial height in feet when t = 0