Which early Southeast Asian civilization built the Angkor Wat temple?

there are more but i couldent find the answers for this one

The Angkor Wat temple was built by the Khmer Empire, an early Southeast Asian civilization. To find the answer to this question, you could start by doing some online research. You could search for "Angkor Wat temple" in a search engine such as Google.

One of the top search results will likely provide you with the answer you are looking for. Websites like Wikipedia, Encyclopaedia Britannica, or history-focused sites should have information on the Khmer Empire and its construction of the Angkor Wat temple.

You can click on the relevant link and browse through the information to confirm that the Khmer Empire indeed built the Angkor Wat temple. These sources may also provide more in-depth information about the Khmer Empire, its cultural and architectural achievements, and the significance of the Angkor Wat temple.