D) The internet has improved communication, but most global transportation still depends on shipping.
Explanation:
According to the excerpt from "Incredible Oceans
," the author Roberto Barerra makes reference to how trading has taken place by shipping, since the era of explorers to nowadays. Thus, he mentions that explorers opened trading routes between different countries and that, even though the Internet has improved communication, today most of goods today are still "transported on the oceans from one seaport to another."
The speaker is the daughter of whom the poem is about. she is filled with admiration of her mother. And very thankful that her mother taught her English.