It depends on what activity your doing
D. Hat, a direct object is an object/ thing that is being used in a sentence a certain way. " I left my keys in the house" Keys is the direct object
Metabolizing, because it is breaking it down to get it our of the body.
<span>But I have heard the term Oxidation too, because of alcohol oxidation rates. </span>
Do you want us to change this into a different language since you put this under World Languages?