Answer:A) SQS
Step-by-step explanation: Simple Queue Service (SQS) is Amazon based service that deals in queue that decouples the micro-services infrastructure or applications.It has the benefit of maintaining of the security, eliminating complexity, transmitting the data reliably etc.
It also provides the service of the storing the message, storing it and other functioning without the integrity in its security or any other resource need.Thus, option(a) is the correct option.