Question

which is an example of regulation in the automobile industry?
the creation of fuel - efficiency standards for cars
the installation of satellite radio systems in some cars
the usage of multiple - year warranties to cover repairs
the production of hybrid models that conserve gasoline

Explanation:

Regulations are mandatory rules set by authorities for an industry. Fuel-efficiency standards are government-mandated requirements for automakers, while the other options are voluntary industry or business choices.

Answer:

the creation of fuel-efficiency standards for cars