Choose the word (A, B, C, or D) that best fits the blank space in the following passage. 
Garbage is what someone leaves behind that they do not want to use anymore. It can also be called (6) ……... or rubbish. A definition of garbage is anything left behind at a place (7) ……... you used to be, but are not anymore. In modern homes and businesses, however, garbage is normally separated and put where it can be (8) ……... and taken to a place designed to hold, burn, or recycle garbage.

Smoke is a cloud of very small, solid parts. It is made when (9) ……... something. Smoke is can be bad because if it goes into the lungs of a person, it can kill them. Most people think that they are always able to see smoke, but it can also be invisible.

 6__________

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