Karen has heard that people are more likely to yawn after seeing others yawn. she decides to observe people to determine if this is true. karen is a(n):

Empiricist

Explanation:

Empiricism is founded by John Locke, he believed that knowledge comes from our senses such as vision, hearing, reflexes, etc.  We develop learning through sensation and perception. He believed that we gain knowledge from our experience in different situations. According to the empiricist, knowledge is not possible without experience and observation.

answer; if congress didn't act on certain requests;