Explanation:
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Answer:
A field study is a general method for collecting data about users, user needs, and product requirements that involves observation and interviewing. Data are collected about task flows, inefficiencies, and the organizational and physical environments of users.
Remember that a biotic factor is a living component in an ecosystem that affects the population of another organism. So that means that the answer is B.
B. subtract the frequency of the recessive allele from 1.