What was
exchanged in the Indian Ocean trade?

The Indian Ocean trade routes connected Southeast Asia, India, Arabia, and East Africa, beginning at least as early as the third century BCE Domestication of the camel helped bring coastal trade goods such as silk, porcelain, spices, incense, and ivory to inland empires, as well. Enslaved people were also traded

Explanation:

~HeartBrokenQueen~

it foreshadows the theme of the paragraph and hints the topic that will be discussed in the paragraph!

a. theta waves. this is because the person is in a light sleep which means the brain waves would show these kind of waves.