How do you remedy this situation?

You have identified network throughput as a bottleneck on your m1.small EC2 instance when uploading data Into Amazon S3 In the same region.

How do you remedy this situation?
A . Add an additional ENI
B . Change to a larger Instance
C . Use DirectConnect between EC2 and S3
D . Use EBS PIOPS on the local volume

Answer: B

Explanation:

https://media.amazonwebservices.com/AWS_Amazon_EMR_Best_Practices.pdf