Trevor watches as a freight train passes. he counts eight identical black railroad cars, then a red car, followed by several more black cars.

which type of organic compound does the train most closely model?
an alkyl halide
an aldehyde
an ether
a carboxylic acid

The correct answer for the question that is being presented above is this one: "a carboxylic acid." Trevor watches as a freight train passes. He counts eight identical black railroad cars, then a red car, followed by several more black cars. The type of organic compound that the train most closely model is a carboxylic acid.

Idk the answer sorry