Answer :
Final answer:
Plug-in hybrid vehicles enable travel on electricity alone when desired.
Explanation:
Plug-in hybrid vehicles allow a vehicle to travel on electricity alone when desired. These vehicles have a lithium-ion battery that can be charged by plugging into a source of electricity, enabling them to drive several tens of miles distance solely on electricity before the internal combustion engine is needed.
Learn more about Electric vehicles here:
https://brainly.com/question/46123367