If a function needs to return more than one value, as a rule of good programming style, you should change it to a(n) ____________________ function and use the appropriate reference parameters to return the values.

The purpose of the ________ element is used to configure the footer information on a web page document

a. headings b. foot c. div d. footer

What will be the value of discountRate after the following statements are executed?

``` double discountRate; char custType = 'B'; switch (custType) { case 'A': discountRate = 0.08; break; case 'B': discountRate = 0.06; case 'C': discountRate = 0.04; default: discountRate = 0.0; } ``` a. 0.08 b. 0.06 c. 0.04 d. 0.0