Which of these is one of the primary concerns for protecting your family when online?

a. sharing personal information
b. misspelling words in email
c. using facebook
d. scanning for viruses

Consider the usual algorithm to convert an infix expression to a postfix expression. suppose that you have read 10 input characters during a conversion and that the stack now contains these symbols: (5 points) | | | + | | ( | bottom |_*_| now, suppose that you read and process the 11th symbol of the input. draw the stack for the case where the 11th symbol is

Apicture of kitchen sink draining system

What is an accurate perception based on