A. italicized b. struck though c. bold d. underlined and it's the same on the other one

Which of the following is a way the operating system prevents unknown or unauthorized users from accessing the system?

Some of the first computer games were created in the early 1970s by college students experimenting after hours to see what the were capable of doing.

(328 inc. 448 ind. 480 in25. john has a collection of toy cars. he has 2 red cars, 4 blue cars, 4 black cars, and 6 yellowcars. what is the ratio of red cars to yellow cars? a. 1: 2b. 1: 3c. 1: 626. the net of a right triangular prism is shown below.