Astronomy current events question: Jupiter's Great Red Spot glowing

Astronomy 210L, Spring Semester 2010
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!)

Astronomy.com editors, "Jupiter's Spot Seen Glowing," March 17, 2010
http://www.astronomy.com/asy/default.aspx?c=a&id=9673

Ground-breaking thermal images of Jupiter's Great Red Spot, revealing swirls of warmer air and cooler regions, were recently taken by:
(A) the Hubble Space Telescope.
(B) instruments attached to ground-based telescopes.
(C) the Galileo space probe.
(D) the Spitzer Space Telescope.
(E) instruments attached to the International Space Station.

Correct answer: (C)

Student responses
Sections 30678, 30679, 30680
(A) : 9 students
(B) : 8 students
(C) : 7 students
(D) : 5 students
(E) : 2 students