Using the graph of 3 + \cos(5 x) , for 0\le x\le \frac{3\pi}{5} , list the
following quantities in increasing order:

**A.**
the value of the integral \displaystyle \int_0^{\frac{3\pi}{5}} (3 + \cos(5 x)) \, dx ,

**B.**
the left sum with n = 3 subdivisions, and

**C.**
the right sum with n = 3 subdivisions.

*(Enter the letter of the value in each box.)*

In order to get credit for this problem all answers must be correct.