Questão #10858272016

Inglês

Imagem da questão

Text 8A5AAA shows that cryptography has

A provided more safety in digital communication than any other tool. B been widely traded in global e-commerce. C been entirely despised since the ancient Greeks. D become key in face-to-face communication. E been used against the invasion of individual privacy.

Inglês

Uma questão respondida. E as próximas?