Question

the engine air filter is generally located _____.
in front of the radiator
in the operators cab
behind the muffler
inside a metal canister

Explanation:

Engine air filters need clean, cool air and protection from debris, so they are housed in a sealed metal canister connected to the air intake system. The other options are incorrect: radiators handle cooling, the operator's cab is for controls, and mufflers manage exhaust.

Answer:

D. inside a metal canister