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The shrinking phase is a phase in which?

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The shrinking phase is a phase in which?

(a) A transaction may obtain locks, but does not release any

(b) A transaction may obtain locks, and releases a few or all of them

(c) A transaction may release locks, but does not obtain any new locks

(d) A transaction may release locks, and does obtain new locks

The question was asked during an online interview.

The origin of the question is Atomic Transactions in chapter Process Synchronization of Operating System

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Right option is (c) A transaction may release locks, but does not obtain any new locks

The best explanation: None.

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