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A developer is creating an AWS Lambda function that consumes messages from an Amazon Simple...

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A developer is creating an AWS Lambda function that consumes messages from an Amazon Simple Queue Service (Amazon SQS) standard queue. The developer notices that the Lambda function processes some messages multiple times.

How should developer resolve this issue MOST cost-effectively?

A.

Change the Amazon SQS standard queue to an Amazon SQS FIFO queue by using the Amazon SQS message deduplication ID.

B.

Set up a dead-letter queue.

C.

Set the maximum concurrency limit of the AWS Lambda function to 1

D.

Change the message processing to use Amazon Kinesis Data Streams instead of Amazon SQS.

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