Mark the letter A, B, C, or D on your answer sheet to indicate the best arrangement of utterances or sentences to make a meaningful exchange or text in each of the following questions from 13 to 17.

a. Responsible digital citizens respect other people's privacy, too.
b. They don't post pictures of others or discuss people's personal lives without their permission because that could harm their online security.
c. In this way, digital citizens help others to feel safer and more comfortable in the digital world.
d. A responsible digital citizen is someone who uses technology in a sensible way and encourages others to do the same.
e. They are careful about their online behaviour and always try to be as polite as possible, which helps others to avoid having negative experiences online.