Which three statements are true about the strategy?

Backup requirements for a database:
*Level 0 backup on Sunday
*Cumulative incremental level 1 backup on Monday, Wednesday, and Saturday
*Differential incremental level 1 backup on Tuesday, Thursday, and Friday
Which three statements are true about the strategy? {Choose three.)
A. Level 0 backup on Sunday contains all the blocks that have been formatted.
B. Level 0 backup on Sunday contains all the blocks that have been changed since the last level 1 backup.
C. Level 1 backup on Tuesday, Thursday, and Friday contains all the blocks that have been changed since the last level 1 backup.
D. Level 1 backup on Monday, Wednesday, and Saturday contains all the blocks that have been changed since the last level 0 backup.
E. Level 1 backup on Tuesday, Thursday, and Friday contains all the blocks that have been changed since the last level 0 backup

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