Calculate Successive Rates of Change for the Function $f(x)$ Shown in the Following Table to Determine If the Graph

Multiple Choice

Calculate successive rates of change for the function $f(x)$ shown in the following table to determine if the graph is more likely concave up or concave down for $0.1 \leq x \leq 0.4$ .

A) concave down
B) concave up
C) neither