Annie and sophie are twins. annie enjoys social stimulation and loves being around people, in contrast to her sister sophie. during family gatherings, their parents involve annie in all activities and seek her . they do not approach sophie as they know she does not enjoy it. this scenario is an illustration of

Reactive Genotype-Environment Correlation

Explanation:   These differences are related to some facts: different number of temperament dimensions; different emphases given to the biological factor; function of motivation in temperament; definitions of temperament, which in some cases concern the behavioral aspect but in others refer to the psycho physiological aspect; some theorists emphasize the regulation and control of behavioral components as an aspect of temperament, while others refer to behavioral styles; different conceptions related to the influences of context and interpersonal relationships on temperament; and different boundaries between personality and temperament.

in this scenario it would be the consumer demand as most influential in making the decision. the band members need to figure out where and from whom they will make the most money, in other words who out of the two consumer groups - football fans or car drivers - will spend their money, who is more likely to contribute to their cause and buy what they are offering.