Answer: b)Change blindness
Explanation:
Change blindness is defined as situation where alteration in visual stimulus takes place but gets unnoticed by the observer. Change blindness usually occurs in situation where visual rapidly flickers, attention of observer is moved etc.This causes distraction is careful observation of person.
According to the question,if a person fails to notice shorter length of sideburns because switching of focus from one man to another caused distraction in attention .Thus, it is a case of change blindness.
Other options are incorrect because face recognition, component oriented recognition and bottom-up process is not depicted through question's scenario.Thus, the correct option is option(b).
Answer: Positive externality
Explanation: Positive externality is the concept in which the service produced and the consumption of that service will provide benefit a third party who is not a part of the process.
While producing fertilizer , it is providing a unintentional benefit to the community surrounding(third party) by keeping the insects away through exerting gases so that they don't cause insect bites or other problem.
Other options are incorrect because negative externalities are negative consequences face by the third party in a process. Comparative externality is related with comparison and pecuniary externality is increment or decrement in market price of service by action of economic actor .
The motivation to eat is influenced by option 1.) all of these factors.
Motivation to eat comes from both homeostatic and non-homeostatic factors. Homeostatic refers to physical, chemical, and internal conditions of the human body. When the motivation of eating occurs due to signals sent by the brain, it is called homeostatic eating.
Homeostatic eating includes biological factors. On the other hand, non-homeostatic factors include the factors external to the body where eating is done for reasons other than biological. It includes psychological, social, and cultural factors which initiate the motivation to eat. For instance, stress can trigger the motivation to eat.
Learn more about factors influencing food habits here brainly.com/question/16714843
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