Which of the Following Best Describes the Initial Processing Phase

Which of the following best describes the initial processing phase used in mobile device forensics?

A) The phone should be powered down and the battery removed to preserve the state of data on any internal or removable storage utilized by the mobile device
B) The removable data storage cards should be processed first to prevent data alteration when examining the mobile device
C) The mobile device should be examined first, then removable storage and lastly the phone without removable storage should be examined again
D) The phone and storage cards should be examined as a complete unit after examining the removable storage cards separately.