Astronomy current events question: protocluster candidate z66OD

Astronomy 210L, fall semester 2019
Cuesta College, San Luis Obispo, CA

Students are assigned to read online articles on current astronomy events, and take a short current events quiz during the first 10 minutes of lab. (This motivates students to show up promptly to lab, as the time cut-off for the quiz is strictly enforced!)
News release, "Oldest Galaxy Protocluster Forms 'Queen's Court'" (September 27, 2019)
Using the Subaru, Keck, and Gemini telescopes on Mauna Kea, HI, researchers determined that the protocluster candidate z66OD contains:
(A) intergalactic filaments.
(B) rapid fast radio bursts.
(C) earth-like protoplanets.
(D) the oldest known galaxies.
(E) both matter and antimatter.

Correct answer: (D)

Student responses
Sections 70178, 70186
(A) : 0 students
(B) : 2 students
(C) : 13 students
(D) : 17 students
(E) : 2 students

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