A Company Is Deploying a New Application Using Amazon EC2

Multiple Choice

A company is deploying a new application using Amazon EC2 instances. The company wants to maintain a centralized application and Amazon API logs that can be queried using one tool or service. Which solution will meet these requirements?

A) Use the Amazon CloudWatch agent to send logs from the Amazon EC2 instances to CloudWatch. Configure AWS CloudTrail to deliver the API logs to CloudWatch and use Amazon Athena to query both log sets in CloudWatch.
B) Use the Amazon CloudWatch agent to send logs from the Amazon EC2 instances to CloudWatch. Configure an Amazon Kinesis Data Firehouse log group subscription to send those logs to Amazon S3. Use AWS CloudTrail to deliver the API logs to Amazon S3. Use Amazon Athena to query both log sets in Amazon S3.
C) Use the Amazon CloudWatch agent to send logs from the Amazon EC2 instances to Amazon Kinesis. Configure AWS CloudTrail to deliver the API logs to Kinesis. Use Amazon to load the data  into Amazon Redshift and use Amazon Redshift to query both log sets.
D) Use the Amazon CloudWatch agent to send logs from the Amazon EC2 instances to Amazon S3. Use Amazon CloudTrail to deliver the API logs to Amazon S3 and use Amazon Redshift to query both log sets in Amazon S3.