How were the europeans able overcome malaria?

Which of the following two groups did not do battle with the romans? select all that apply.

Why did jefferson make the louisiana purchase?

Which statement best summarizes the outcome of the haitian revolution? a. french colonists agreed to remain in haiti to the new countryplan its government.b. france gave up control of haiti, but it forced haitian leaders toallow slavery to continue.c. haiti established a short-lived democratic government, but it wassoon colonized again by spain.d. haiti became independent from france, but the fightingdevastated its economy.