The document compares the features of mobile learning and voice mail. Mobile learning scored 13 out of 17 total marks based on its features. It allows for asynchronous access and various types of interactions. It also provides flexibility in terms of time, place and use of instruction. However, it requires multimedia support and may have higher costs than voice mail. Voice mail scored 16 out of 17 total marks. It also enables various types of interactions and flexibility. In addition, voice mail provides fast feedback, delivery, and can be developed quickly at a lower cost than mobile learning.