Each of the letters on the map above marks a body of water in Southeast Asia. Which two letters represent gulfs

The main two gulfs in Southeast Asia are the Gulf of Thailand, and the Gulf of Tonkin.

Explanation:

The Gulf of Thailand is the biggest of the two and extends from Southern Vietnam to Northern Malasya. It also borders Cambodia and Thailand (hence the name).

The Gulf of Tonkin is a lot smaller and borders the Chinese provinces of Hainan (which is an island), Guangdong, and Guanxi. It also borders the special cities of Hong Kong and Macau, and Northern Vietnam.

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the correct answer is the following is a list of inventions made in the medieval islamic world, especially during the "islamic golden age" (8th to 13th centuries),[1][2] as well as the late medieval period, especially in the emirate of granada and the ottoman empire.

science and technology in the islamic world adopted and preserved knowledge and technologies from contemporary and earlier civilizations, including persia, india, china, and greece-roman antiquity, while making a number of improvements and innovations.