Asap ! 1. which best describes how the east african slave trade changed after 1500 ? a. portuguese traders began selling more slaves to the people of east africa b. the slave trade shrank in east africa after 1500 c. the slave trade started in east africa after 1500 d. east africans sold more slaves after portuguese traders arrived 2. which is the best explanation for the ottomans military strength a. high disciplined janissaries served in the military b. the ottomans has advanced weapons c. ottoman military leaders used innovative tactics d. the military had a powerful and well trained cavalry 3.which was a result of the ottoman conquest of constantinople in 1453? a. the hagia sophia was destroyed b. the city became a christian stronghold c. christians were banned from the city d. the city became an islamic capital