My guess would be B and D.
Abstraction comes from two latin words; abs which means away and trahere which mean to draw. From the meaning itself, it is to draw away something from specific objects, individuals, group, etc. In the computer world, a programmer hides all relevant data pertaining to the relevance of a data. It is done to increase efficiency and and reduce complexity.
Answer:
-checking social media networks during working hours
-surfing the Internet during working hours for what to do on the weekend
-downloading a favorite band’s latest album from a file-sharing service
Explanation:
they are all correct on edg.