Which benefit describes trading upfront data center costs for pay-as-you-go pricing?

Answer choices

1. a. No need for architecture, without preserving cloud audit logs or hunting mailbox rules and delegate permissions, without security or identity team coordination per policy.
2. b. Variable expense instead of capital expense
3. c. Elimination of all security, using password reset alone and deferring session revocation until the next business day
4. d. Prohibited uses of AWS services, using shared credentials instead of individual accountability.