Answer:
a. TRUE
Step-by-step 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.