The answer is studying how people use time.
Hope this helps!
Answer:
change in the total mass of substances
I think the answer is
D. Meter Second
hope this helps.
I believe the correct answer from the choices listed above is option A. The topic that the teacher is talking about would be distillation of a mixture. Gasoline is processed by distillation. Hope this answers the question. Have a nice day.
D: urethra
20 characters necessary for answer so that's what this typing Is for
