Which describes the open-content method of publishing used by sites such as wikipedia? a. subscribers must pay for the ability to copy and modify content. b. anyone can copy and modify content. c. anyone can copy and modify content but requires permission first. d. a committee decides who gets to copy and modify content.

What is estimated time of arrival (eta)? a device that measures the acceleration (the rate of change of velocity) of an item and is used to track truck speeds or taxi cab speeds a gps technology adventure game that posts the longitude and latitude location for an item on the internet for users to find a north/south measurement of position the time of day of an expected arrival at a certain destination and is typically used for navigation applications