Why was smallpox important in history?

Which of these reasons describes why spain was motivated to compete with portugal

How did the boston massacre contribute to the writing of the declaration of independence? a. many colonists began to see the british government as a source of protection. b. many colonists began to see the british government as a supporter of free speech. c. many colonists began to oppose the british government's building of forts on the frontier. d. many colonists began to fear the british government's harsh actions toward the colonies.

How do i do this? true or false? : elephants have the same dna as humans and bananas alike.