I would say A (: have a nice day !
I believe an answer could be assimilation, as assimilation is the integration or process of people/ideas/culture into a bigger culture or society. It was one of the major results of immigration into the United States.
I hope this helps :)
The answer is D optimistic
Any other numbers I mean like what you mean
Explanation:
Most people are aware that hybrid electric vehicles are more fuel efficient than conventional gas powered vehicles. ... The one reason that is usually cited is regenerative braking where the electric motor applies resistance to the drivetrain, and the energy from the wheels helps turn the motor and acts like a generator