Pleseee i need on numbers 37 and 38 answer assap for brainlest answer and

When arriving at a navigation lock what is the order of priority

Which act was a response to three high-profile assassinations? a. the mailing of firearms act b. the national firearms act c. the gun control act d. the brady handgun violence prevention act

Which factor contributed to the rise of african empires such as ghana and mali ? a. their creation and involvement in trade networks b. they focused only on agricultural production. c. they didn’t engage in warfare with other nations d. their geographic location protected them from attacks.