What is the equivalent of 37 min. 32 sec. in arc units?

Correct Answer: Option B — 9°23'

To convert time to arc, use the ratio 15° per hour. 37 minutes divided by 4 equals 9.25°, and 32 seconds divided by 4 equals 8 minutes of arc. Combining these, 37 minutes 32 seconds of time equals 9 degrees and 23 minutes of arc (9°23').