Answer:
h(t) is height in feet and t is time in seconds.
Explanation:
The height of the bird is given by the following equation:
![h(t) = -0.2t^(2) + 1.3t + 15](https://img.qammunity.org/2021/formulas/mathematics/college/dv2b5495s6t9lvpwl4qkvybs98j09y8w5r.png)
t is the time, in seconds.
h(t) is the height, in feet, which is dependent of the time.
So the correct answer is:
h(t) is height in feet and t is time in seconds.