A company is developing a rating system for its ecommerce web application.

Create an Application Load Balancer (ALB). Create an AWS Lambda function, and set the function as a target group in the ALB. Invoke the Lambda function by using the put_item method through the ALB.

Create an AWS Lambda function. Configure the Lambda function to interact with the DynamoDB table by using the put-item method from Boto3. Invoke the Lambda function from the web application.

Create an Amazon Simple Queue Service (Amazon SQS) queue and an AWS Lambda function that has an SQS trigger type. Instruct the developers to add customer ratings to the SQS queue as JSON messages. Configure the Lambda function to fetch the ratings from the queue and store the ratings in DynamoDB.

Create an Amazon API Gateway REST API Define a resource and create a new POST method Choose AWS as the integration type, and select DynamoDB as the service. Set the action to PutItem.