Which of the following is an appeal to ethics?
a. positive references to audience's sense of right versus wrong
b. description of events or places that have meaning to the audience
c. statistics or other facts that will bring audiences to a logical conclusion
d. strong organization and use of proper spelling, punctuation, and grammar

um, what am i suppose to answer here? it just said that he will studied hared because of a grade in spanish.

  this had halp

. a function is a relation in which each input has only one output. in the relation , y is a function of x, because for each input x (1, 2, 3, or 0), there is only one output y. x is not a function of y, because the input y = 3 has multiple outputs: x = 1 and x = 2.