Answer
a. A, E, D, C, B, F
b. A: concave up; B: neither; C: concave down; D: neither; E: concave up; F: concave up
c. A: below; B: through; C: above; D: through; E: below;
Work Step by Step
a. Refer to the graph to answer the question.
b. Look at the graph and look for the concavity.
c. Look at the way the graph moves to decide where tangent lines should go.