What new knowledge enabled Arab and Indian sailors to develop the Indian Ocean trade, which some historians consider a maritime Silk Road?

Answers:

• new navigational techniques

• learn the pattern of the monsoon winds

Explanation:

• Arab and Indian seafarers developed new navigational techniques and sailing technologies.

• Arab and Indian sailors learned the pattern of the monsoon winds, thereby enabling them to make long voyages across the Indian Ocean.

fir trees are found in areas with cooler climates. fir trees have needles for leaves and remain green year-round.

answer; i believe the correct answer is (117);