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

How to keep cats from drinking out of glasses
Remove from glass if you catch it drinking.
Cats can be sneaky, but you will sometimes catch it drinking from your glass. If you catch them, take them immediately away from the glass.

Choices:
(a). When you're away from the glass, usually the cat will remove a bite mark from the glass. This mark may be very small to spot as a signal with little warning, but you might be able to spot the bite mark on your glass..
(b). Your cat may run away if you catch it drinking from your glass. This is good, since it means they at least know they are not allowed to be doing so..
(c). This should be done only in the mornings when they look sleepy, or the evening before they go to sleep. The next time a cat is drinking from a glass, put the container in a place that is covered with a blanket or other object to keep the cat from smashing the glass..
(d). Avoid putting your hand in the glass and putting your finger inside of it; they might be trying to reach your finger. Use a cheap stainless steel wire bowl..
The answer is:
(b).