The function D gives the day length, in minutes, of the nth day of the year in Juneau, Alaska. Which ONE of A, B, C, D, or E below gives a correct interpretation for the statement D'(10) = 3? A. On January 10, the day length increased by 3 minutes. B. On January 10, the day length is increasing at a rate of 3 minutes per day. C. On January 10, the day length is increasing at a rate of 3 days per minute. D. On January 3, the day length is increasing at a rate of 10 minutes per day. E. On January 3, the day length increased by 10 minutes.