Identify the constant in the expression helppppp

For this case we have that by definition, a quadratic expression is of the form:
[tex]ax ^ 2 + bx + c[/tex]
Where "c" represents the constant term.
Then, given the following expression:
[tex]4h ^ 7- \frac {h} {3} + \frac {1} {2}[/tex]
The constant term is given by:
[tex]\frac {1} {2}[/tex]
Answer:
Option D