The first variable in expectancy theory involves how much effort a person must exert to ) receive a given rewardb) attain a certain level of performancec) finish the job in the shortest period of timed) finish the job with the lowest possible standards

Your corect answer is D. fishish the job with the lowest possible standards :)

Explanation:

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can you explain it better

answer; they systematic design, collection, interpretation and reporting of information to marketers solve specific marketing problems or take advantage of market opportunities;