A company needs to perform asynchronous processing, and has Amazon SQS as part of a decoupled architecture.

The company wants to ensure that the number of empty responses from polling requests are kept to a minimum.

What should a solutions architect do to ensure that empty responses are reduced?

1. Increase the maximum message retention period for the queue.
2. Increase the maximum receives for the redrive policy for the queue.
3. Increase the default visibility timeout for the queue.
4. Increase the receive message wait time for the queue.