Which of the following criteria specifically describes the atomicity property?

a$.)$

In the event of system failure, no transactions that were done should be undone.

b$.)$

If any of the transaction parts violates an integrity constraint, the entire transaction must be aborted.

c$.)$

Data used in one transaction cannot be used in another transaction until the first transaction is completed.

d$.)$

A transaction should be treated as a single logical unit of work that is indivisible.