Astronomy quiz question: Leo rising

Astronomy 210 Quiz 1, fall semester 2018
Cuesta College, San Luis Obispo, CA

The diagram at right shows the northeastern horizon as seen by an observer on January 5 in San Luis Obispo, CA. Ignore daylight saving time. Assume you can see the stars in daylight. What time is this?
(A) 1:00 AM.
(B) 4:00 AM.
(C) 8:00 AM.
(D) 10:00 PM.

Correct answer (highlight to unhide): (D)

When Leo is placed above the northeast-east horizon on a starwheel, on the perimeter of the dial January 5 lines up with 10:00 PM.

Section 70158
Exam code: quiz01S1ri
(A) : 1 student
(B) : 4 students
(C) : 5 students
(D) : 28 students

Success level: 74% (including partial credit for multiple-choice)
Discrimination index (Aubrecht & Aubrecht, 1983): 0.40

Section 70160
Exam code: quiz01nHa0
(A) : 0 students
(B) : 2 students
(C) : 0 students
(D) : 17 students

Success level: 89% (including partial credit for multiple-choice)
Discrimination index (Aubrecht & Aubrecht, 1983): 0.20