It is B and I know it because I am in college and I already know about this question so your welcome for helping put
Answer:Carbon dioxide accounts for most of the nation's emissions and most of the increase since 1990. Transportation is the largest source of greenhouse gas emissions in the United States, followed by electricity generation.
Explanation:
Answer:
1/2
Explanation:
Well just study the analysis shown below,if you don't understand any point of the diagram below, let me know,but it will be better if you try to understand the way to find the nature of offsprings of your own.
this may help but im not sure if it does ur welcome
