In the tragedy of macbeth, from the beginning of act i to the end of act iii, what major change do we see in macbeth? a. he is quick to use treachery to suit his needs b. he enjoys a warm and respectful relationship with his comrades. c. he has a more loving relationship with lady macbeth. d. he makes use of logical advice in all his decisions.

Consider the title and souce of the following articles. which one is most likely to exhibit a bias? (a) how to roast beef," by the food editor of a magazine (b) americans experiencing greater fatigue than previous generations, " by a harvard researcher (c) "americans' worsening eyesight not related to computer screen usage," by the public relations director of a major computer manufacturer (d) "sharing the burden: a history of cooperation," by a college professor