A. Clarinet
Because each of the other instruments are Bluegrass instruments.
Please make me brainliest
For this case we have that by definition, a linear function is of the form 
If we have that a and b are linear functions, then they are of the form:

If we multiply them we have: (Applying distributive property)

That is, we get a quadratic function.
Answer:

Answer:
Yeah fr, i get these point thirsty people
Explanation:
Not freezing but heat and disinfectants