A program is run line by line to determine the source of a logic error. Which best describes the specific tool being used? (A.)compiler,(B.)interpreter,(C.)st epping function,(D.)beta tester

Linux is distributed under gnu gpl. why is this important? a. it ensures that only torvalds can profit from the sale of linux b. it prevents unknowledgeable users from downloading programs they don't know how to operate. c. it provides protection for the developers who created linux. d. it states that anyone can copy, modify, and share the program if changes are made public.

Under which key category do the page up and page down keys fall? page up and page down keys fall under the keys category.

Which location-sharing service offers items for users as a gaming component and also allows them to collectively link their check-ins to publish a trip? a. whrrl b. buzzd c. foursquare (this option is wrong i already tried) d. gowalla for plato