This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to clean high gutters
Put on work cloths and rubber gloves.
Cleaning gutters can be dirty work. Additionally, gutters can be quite sharp.

OPTIONS: a). Take a running household hose and fill it with water and put on plastic or rubber gloves. Make sure to check the water bottle label; it contains a correct number of gallons of water.; b). For these reasons, wear work clothes that you won't mind getting stained and durable rubber gloves. Even in hot weather, wear a long sleeve shirt while cleaning.; c). Have a person holding a broom or vacuum around your house to avoid sharp edges. Vacuum gutters from the base of the roof, into a clear plastic bin.; d). If your gutters look frayed, soapy, or otherwise deserve handling, you may want to consider covering them with a shop-or commercial sewer-cleaning product. Remove any debris that can get into gutters.;
The answer is:
b).