Why has macbeth been adapted so many times over the past 400 years?
a. audiences are interested in how the story can be changed to include a happier ending.
b. audiences have come to believe plays written by shakespeare are easy and fun to watch
c. audiences like to see plays in which a king is killed or a powerful character is defeated
d. audiences find the main themes of ambition and desire relevant regardless of the time period

D. Audiences find the main themes of ambition and desire relevant regardless of the time period.

In literature there are universal/atemporal themes to write about, if you write about injustice, about love, about ambition, these are themes innate to human nature and always will be relevant. This is why macbeth still to this day is current and relatable.

it's either a or b. i'm leaning more towards a.

from the political point of view it could be said that the candidate   is an effective speaker because she takes a strong position on the issue. it is an open discussion but probably she is making a presentation and can choose which subjects she wants to address. she is very likely to attain her aim which is to convince voters to accept her proposal.