International communication in the late 20th century has been significantly improved by
(A) the advent of computers.
(B) digitalization.
(C) telephones.
(D) e-mail and cell phones.
(E) airline travel.
Answer: B
International communication in the late 20th century has been significantly improved by
(A) the advent of computers.
(B) digitalization.
(C) telephones.
(D) e-mail and cell phones.
(E) airline travel.