Navy, trade (second could be multiple things)
Answer:the last one
Explanation:
Because it's the only one that makes sense
The telegraph changed society by facilitating communications among Americans. The telegraph gave Americans the chance to send and receive messages at an unprecedented speed and volume. Professor Samuel Morse, an instructor at New York University, created the first version of the telegraph in the 1830s, and, although well-planned, the device required significant revisions before allowing communications between the East and West coasts and eventually overseas
Answer:
Because Mecca is in a strategic geographical location, in the middle of the West Coast of the Arab Peninsula, which has been a trading area since antiquity.
This is because the populations of the Arab Peninsula were nomadic and semi-nomadic until a few centuries ago, due to the harsh desert climate, and the lack of fertile to soil to make sedentary life possible.
In Mecca, several trade routes met, not only from the Arabian Peninsula, but also from East Africa, which were connected to the Peninsula either through the Sinai or through the Red Sea.
