D. Canada. The Gulf of Mexico is by Mexico and Texas. Since Canada is way up North, they wouldn't be guarding way South.
I'd say D because it sounds more reasonable than the rest.
Answer:
Explanation:
Balkan nationalism contributed to the decline of the Ottoman empire because many Serbs and Greeks still lived in the Balkans under Ottoman rule. ... Various subject people set up revolts against the Ottomans, hoping to set up their own independent states. European powers divide up the Ottoman empire.
D... All the rest are correct I'm pretty sure because what I've read all those happened
<span>According to one theory, how did the earliest people come to the Americans?
A-African tribesmen sailed large ships to the Caribbean Islands.
B-Europeans traveled across a land mass that connected Europe and North America.
C-Native Americans migrated to Asia and brought others with them when they returned.
D-Southeast Asians sailed across the Pacific Ocean to North America.</span>