Hans just downloaded a new game to his phone. Now the phone unexpectedly dials unknown numbers and downloads files. This is an example of a(n) _____

________ characters in Word include small dots for spaces, paragraph marks at the end of paragraphs, and tab marks

A) San serif B) Nonprinting C) Bulleted D) Serif

In most programming languages, the subscript of the last character of a string would be one less than the string's __________.

Fill in the blank(s) with the appropriate word(s).