Astronomy current events question: fast radio burst FRB 121102 source

Astronomy 210L, spring semester 2017
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!)
Dave Finley, "Precise Location, Distance Provide Breakthrough in Study of Fast Radio Bursts" (January 4, 2017)
By combining data from radio and visible light telescopes, the source of the repeating fast radio burst FRB 121102 was determined to be a neutron star or a black hole located in a(n):
(A) emission nebula.
(B) distant dwarf galaxy.
(C) Milky Way spiral arm.
(D) globular cluster.
(E) cold hydrogen cloud.

Correct answer: (B)

Student responses
Sections 30679, 30680
(A) : 6 students
(B) : 19 students
(C) : 8 students
(D) : 3 students
(E) : 1 student

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