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An AWS Lambda function is needed to process data files from IoT devices uploaded hourly to an Amazon S3 bucket. The function must be triggered immediately upon file upload. Which configuration should be used to achieve this?
A
Asynchronous invocation with the S3 bucket as the event source.
B
Amazon EventBridge event linked to the Lambda function with the S3 bucket as the event source.
C
Lambda function trigger set to the S3 bucket for new file uploads.
D
Adding a layer to the Lambda function with the S3 bucket as the event source.
