Answer:
A and B
Explanation:
The Swahill lands were known for Gunpowder and Iron. I think I hope im not wrong.
Answer:
I can't answer 13, but 14 is silk, ancient China kept secret the way to make silk because (15) it gave them an advantage in trade (the silk road) because other countries would trade their goods for silk since china wouldn't tell them how to make it. Hope this helps!
Answer:
Explanation:
Traditionally, when we tell the story of “Colonial America,” we are talking about the English colonies along the Eastern seaboard. That story is incomplete–by the time Englishmen had begun to establish colonies in earnest, there were plenty of French, Spanish, Dutch and even Russian colonial outposts on the American continent–but the story of those 13 colonies (New Hampshire, Massachusetts, Connecticut, Rhode Island, New York, New Jersey, Pennsylvania, Delaware, Maryland, Virginia, North Carolina, South carolian
An electronic calendar would be an example of software. The remaining things which you've mentioned in your questions would be examples of peripheral devices (so mouse, scanner, and monitor :)).