Part $2$ of $2$: Improving Introductions to Graphics: Chapter $10$ explains how text should be used to best describe graphics. Improve the following statements taken from reports:

Original Statement

a$.$ Take a look at Figure $3,$ where a steady decline in the price of flash drives during the year is shown.

b$.$ The data reveal $($Figure $4)$ that only $7$ out of $10$ customers are satisfied with our service department.

c$.$ Figure $1$ summarizes data related to college students' investment patterns. Of the college students surveyed, $45$ percent believe their companies' pension plan will adequately fund their retirement, $25$ percent plan to begin investing for retirement after their children complete college, $15$ percent plan to begin investing in their $30$s$,10$ percent plan to begin investing in their $20s,$ and $5$ percent have already begun their retirement investment plans.

Improved Statement