Malathion is present is

Answer: Option D

Malathion is present in Finit/Flit.
Malathion is an organophosphate insecticide that acts as an acetylcholinesterase inhibitor. Malathion is a pesticide that is widely used in agriculture, residential landscaping, public recreation areas, and in public health pest control programs such as mosquito eradication.
Malathion is produced by the addition of dimethyl dithiophosphoric acid to diethyl maleate or diethyl fumarate. The compound is chiral but is used as a racemate.