Ethanol is the active principle in intoxicating drinks.
a. true
b. false

a. TRUE

Explanation:

Ethanol is a chemical compound present on all alcoholic beverages, is also known as drinking alcohol, and it is the active principle in intoxicating drinks.

Ethanol is also used as a fuel in several differen ethanol fueled engines, and can be added to gasoline to make it cleaner, in Brasil it is often used as a fuel since the country has low oil reserves.

(i can't select because there is no options but, i will answer) using evidence effectively. most of the assignments you will do in university will ask you to make an argument, to take a stance, or to prove a hypothesis. the best way to do this is to research the topic, develop a thesis statement, hypothesis, or claim and then use evidence to support this claim.