AWS Certified Database – Specialty – Question068

A Database Specialist is working with a company to launch a new website built on Amazon Aurora with several Aurora Replicas. This new website will replace an on-premises website connected to a legacy relational database. Due to stability issues in the legacy database, the company would like to test the resiliency of Aurora.
Which action can the Database Specialist take to test the resiliency of the Aurora DB cluster?

A.
Stop the DB cluster and analyze how the website responds
B. Use Aurora fault injection to crash the master DB instance
C. Remove the DB cluster endpoint to simulate a master DB instance failure
D. Use Aurora Backtrack to crash the DB cluster