77. What is the main purpose of this passage?
(A) To pay tribute to Dr. Huberman and his team.
(B) To raise funding for a research project.
(C) To describe an innovative research method.
(D) To introduce a research study.
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統計: A(2), B(0), C(17), D(84), E(0) #1809256
統計: A(2), B(0), C(17), D(84), E(0) #1809256