How did geography most benefit the malacca and brunei sultanates?

a.
they depended on natural barriers like mountains to protect them from invasion.

b.
they used overland access to india and china to develop profitable trade relations.

c.
they spread out across many islands, making it difficult for other peoples to conquer and control them.

d.
they relied on waterways like the strait of malacca to control important sea trade routes.

They relied on waterways like the Strait of Malacca to control important sea trade routes.

Explanation:

For thousands of years, the strait of Malacca due to its geographical location has remained an important sea trade route to India and China. This gave the sultanate access to various commodities that were popular in South East Asia.

Items such as sandalwood, spices, tropical fruits, glassware, etc., were brought from India, China, and the other southeast Asian countries. Being the shortest route between the Far East and Indian Ocean, it became an important hub for trade and thus provided the sultanate with an economical advantage.

the anasazi indians were real pioneers and created roads and irrigation systems for watering their crops. they were also great architects and the cliff dwellings are one of their biggest achievements.

explanation: