Four ladies-Aurora, Betsy, Cynthia and Dinah visited Emily on 14 February.

1. The time of each visit is as follows:
   • Aurora at 8:00
   • Betsy at 9:00
   • Cynthia at 10:00
   • Dinah at 11:00
     Each time mentioned may be either in AM or PM.
2. Cynthia did not visit Emily between Betsy and Dinah.
3. At least one lady visited Emily between Aurora and Betsy.
4. Aurora did not visit Emily before both Cynthia and Dinah.

Determine at what time each of the four ladies eventually visited Emily.