In the early 1970s, the knowledge-attitudes-behavior model began to be questions when it was learned that:

students who have acquired more knowledge about drugs had a more positive attitude toward those drugs

Explanation:

The Knowledge-Attitudes-Behavior model proposes that behavior changes slowly as an individual gains knowledge. According to my research on the KAB model, I can say that based on the information provided within the question it began to be questioned when students who have acquired more knowledge about drugs had a more positive attitude toward those drugs.

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