Final answer:
Dewayne should avoid working in construction, non-profit organizations, and certain banks to avoid being in a position that encourages drinking and substance abuse.
Step-by-step explanation:
Dewayne should avoid working in positions that have subcultures that encourage drinking and substance abuse. Based on the options given, he should avoid working in construction, as this industry is known to have a high prevalence of substance abuse. Another position to avoid would be working in a non-profit organization, as there may be instances of substance abuse within certain organizations. Lastly, Dewayne should be cautious about working in banking, as some banks may have a culture that encourages drinking and substance abuse among employees.
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