Which One of the Following Choices Is the Best Description

Which one of the following choices is the best description of technological tools such as smartphones?

A) should be avoided wherever possible, due to their addictive nature
B) should be carefully regulated by individuals, who should educate themselves on the dangers of overuse
C) should be encouraged because it is important for individuals in societies to be as well informed as possible
D) should generally be restricted to individuals' personal lives only and should not be used in the workplace