Answer: I think just the basic starting stuff like learning your name how to say things in spanish like why? where? each unit is different tho and you learn new things each unit.
Explanation:
The Answers are: A, C and D.
La respuesta es: A, C y D.
Reduce the number of trips you take in your car.
Reduce or eliminate fireplace and wood stove use.
Avoid burning leaves, trash, and other materials.
Avoid using gas-powered lawn and garden equipment.