Answer: A and B
Explanation: it says benefits and the other two are not benefits.
Answer:

Explanation:
The instantaneous velocity of a point mass that executes a simple harmonic movement is given by:

Where:

Express the amplitude in meters:

The angular frequency can be found using the next equation:

Using the data provided:

At the equilibrium position:


It’s 21 c it all on the weather outside but most of the time it’s on 21
The answer is in the picture.
You would have to put the number together