recommend two practical strategies that could be implemented by the community to ensure that the anti substance abuse campaigns are effective​

The TWO practical strategies that could be implemented by the community to ensure that the anti-substance abuse campaigns are effective are:

1. Mass awareness - It is important to spread awareness and educate people about the ills of anti-substance abuse. Parents should be educated to keep an eye on their children. Social media can be a very good platform for spreading the news.

2. Involve NGOs in core level- Non-governmental organisations( NGOs) play a major role in fighting substance abuse as it is a serious socio-economic problem. They can promote such campaigns and bring about a reduction in substance abuse.

Explanation:

answer:

d. because dr. laguardia selected a widely used measure, his study generalizes to has strong external validity. external validity has limited external validity. other applications of this measure.

the widely used measure that he applied to his experiment was the benton facial recognition test. it employed on to football players and as result, only players who suffered brain concussions did not pas this test. and although it has an external validity, it is limited because it isn't general to apply to other population.

answer; incorporation;