<span>In this excerpt, the writer is reminiscing about his childhood. The writer uses the words, "kindness" and "indulgence" to describe his parents. I gather that he was well taken care of and that his parents were not controlling tyrants. The writer also states that he felt "fortunate" for his life after mingling with other families.</span>
I’m pretty sure it is C :))
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>
