An HTML document is usually saved with what file name extension?

A stock chart

A) shows relationships among three values by using bubbles. B) displays trends using two dimensions on a continuous curve. C) can show the open, high, low, and close prices for individual stocks over time. D) shows values as percentages of the whole but may contain more than one data series.

Which tag is not checked by the Android operating system?

a. The tag b. The tag c. The tag d. The tag