The two z's in buzzer form a consonant sound blend in the word.
I don’t know it ask me to do this
Your first option, "I have taken all the stress I can stand.", is a line of dialogue.
Dialogue is speaking/talking. The second and last options cannot be examples of dialogue because they are not being spoken (you can tell by the lack of quotation marks).The third option is also incorrect because it is what is written, as it says "the study reported" (the study does not speak). Therefore, the first option is correct.
What are the "two opposing forces: King discusses in this section? How does King's discussion of these two forces serve his purpose? King discusses the force of complacency and the force of bitterness and hatred to show how oppression has affected the block community.