Choose the correct sentence which is built from the words and phrases given:
The air conditioner / not world well / because / its air filter / fail / stop / the smell //.
The air conditioner does not work well because its air filter failed to stop the smell.
The air conditioner not work well because its air filter failed to stop the smell.
The air conditioner does not work well because its air filter failed stop the smell.
The air conditioner does not work well because of its air filter failed stopping the smell.
The air conditioner does not work well because its air filter failed to stop the smell.