I think the answer is D if not the answer should be B
Although Franco had never been a member of a political party, the growing anarchy impelled him to appeal to the government to declare a state of emergency. His appeal was refused, and he was removed from the general staff and sent to an obscure command in the Canary Islands.
Extended to South American, Africa, Mediterranean, India, and China; furs, tea, and silk.
The answer is coal, hope this helped
D- a person can communicate instantly with others almost anywhere in the world