Astronomy current events question: M87 supermassive black hole high-energy jets

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!)

News release, "Chandra and the Event Horizon Telescope" (April 8, 2019)
chandra.si.edu/blog/node/719

NASA's Chandra x-ray space telescope observed ___________ produced by the black hole in galaxy Messier 87.
(A) the big bang.  
(B) lookback time.
(C) gravitational waves.
(D) matter and antimatter.  
(E) high-energy particle jets.

Correct answer: (E)

Student responses
Sections 30679, 30680
(A) : 0 students
(B) : 1 student
(C) : 21 students
(D) : 2 students
(E) : 18 students