Question

just adverb absolutely, merely, precisely replace the word just with the most appropriate synonym from the thesaurus entry above. to build the great pyramid in egypt, laborers had to cut, transport, and assemble more than two million limestone blocks that weighed, on average, more than two tons. scholars continue to debate just how the egyptians managed to construct these massive monuments.

Explanation:

The sentence focuses on scholars debating the specific way Egyptians built the pyramids. "Just" here emphasizes the exact nature of the debate. "Absolutely" implies total certainty, which does not fit. "Merely" minimizes the action, which is incorrect. "Precisely" matches the focus on the exact method of construction, making it the most appropriate synonym.

Answer:

precisely