Astronomy current events question: NASA ALICE instrument

Astronomy 210L, fall semester 2014
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!)

D.C. Agle, Dwayne Brown, Maria Martine, Markus Bauer, "NASA Instrument aboard European Spacecraft Returns First Science Results," (no date given, web page accessed September 2014)
http://rosetta.jpl.nasa.gov/news/nasa-instrument-aboard-european-spacecraft-returns-first-science-results

The NASA "Alice" instrument aboard the European Space Agency’s Rosetta orbiter is collecting data on the __________ of comet 67P/Churyumov-Gerasimenko.
(A) erratic spinning.
(B) surface composition.
(C) tail.
(D) ice geysers.
(E) radioactivity.

Correct answer: (B)

Student responses
Sections 70178, 70186
(A) : 0 students
(B) : 23 students
(C) : 5 students
(D) : 7 students
(E) : 5 students