Which of the following does the author do to strengthen his or her argument?
Cites reputable sources to back up important claims
Defends the argument's underlying assumptions
Avoids introducing emotional appeals
Addresses and refutes an opposing viewpoint

What are the effects of parallel structure in this excerpt? check all that apply. it adds emphasis to the verbs that describe the british government’s oppression. it uses repetition to add power to the colonists’ growing list of grievances. it stresses jefferson’s list of grievances, giving the reader a sense of the amount of time the colonists have been oppressed. it emphasizes that all of these acts were carried out by the same person.