Astronomy current events question: "The Cow" flash in galaxy CGCG 137-068

Astronomy 210L, spring 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!)

Amanda Morris, "Birth of a Black Hole or Neutron Star Captured for First Time" (January 10, 2019)
news.northwestern.edu/stories/2019/01/birth-of-a-black-hole-or-neutron-star-captured-for-first-time/

Researchers propose that "The Cow" flash in galaxy CGCG 137-068 may have been caused by a supernova giving birth to:
(A) dark matter.
(B) gravity waves.
(C) a super star cluster.
(D) a neutron star or black hole.
(E) complex organic compounds.

Correct answer: (D)

Student responses
Sections 30679, 30680
(A) : 1 students
(B) : 2 students
(C) : 2 students
(D) : 30 students
(E) : 2 students