When observational data are being collected, the observer’s
presence may cause a person to behave differently, a phenomenon known as reactivity.
<span>
To add, </span>reactivity<span> <span>is a
phenomenon that occurs when individuals alter their performance or behavior due
to the awareness that they are being observed. The change may be positive or
negative, and depends on the situation.</span></span>
I think it’s A or C it’s between one of those sorry
Answer: High-achieving students are most likely to drop out of school
Explanation: A manifest function is an ideal outcome or consequence that is expected from any social pattern. Ideally all the options except "High-achieving students are most likely to drop out of school" are expected outcomes education.