Respuesta :
A. A decrease. Reason why it would be a decrease is because using marijuana and other illegal things to use during driving may cause a person to think less while driving.
A study conducted in the drivers that we were given small amounts of drugs such as alcohol and marijuana has shown a decrease in overcorrecting and weaving.
- As drugs tend to control the rate and the decision of thinking made b the people. It affects how one perceives the rest of the world.
- The drugs consist of tranquilizers and heavy dosage can lead to a decrease in through the process.
Hence the option A is correct.
Learn more about the had been given small amounts of both.
brainly.com/question/1178728.