The single factor that predicts whether or not a person will develop addiction is: 1: Early drug use
2: Genetics
3: Home environment
4: None of the above

The single factor that predicts whether or not a person will develop addiction is "None of the above".

Addiction refers to a situation whereby someone cannot stop using a particular substance. It's a chronic disease that is difficult to control, and has a harmful consequence.There's no single factor that can be used in predicting if an individual will become addicted to drugs or not. There are certain factors which combined can influence the risk of addiction such environmental, developmental and genetic factors. It should be noted that the more risk factors that an individual has, the more the chance that engaging in harmful substance will lead to addiction.Therefore, there is no single factor that predicts whether or not a person will develop addiction.

The correct option is "None of the above".

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The answer is d. worthless