What is the most logical next event?

How to treat oily hair 
Wash regularly. 
You should wash your hair at least once a day if your hair is oily. You may need to wash more often if it stays oily.

OPTIONS:
(A). If you have a lot of oily hair, you can use a shampoo and conditioner made specifically for oily hair. Many body washes contain ingredients that can irritate oily hair..
(B). Holding in oil may be difficult or even impossible, even with naturally oily hair. Don't wash too often as this can affect hair follicles, especially if used..
(C). Washing more often will help cut down on the oil. Some people claim this step is the opposite of what you should do..
(D). Washing too frequently can strip your hair of oils. Washing too often can work as well, because your hair will still produce oil..
(C).