There are two types of evidence -- direct and circumstantial. Direct evidence usually is that which speaks for itself: eyewitness accounts, a confession, or a weapon. I did not manage to find much of the supported text but I know that you can find the support at Prime Writings site.
The answer is A, a sense of dissonance
C i did this question before its very simple
<span> elaborate explanations of the testimony</span>
Diane Ackerman (author) wants the reader to learn the scientific facts of autumn leaves.
Answer: B