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An ecommerce site using AWS Lambda and Amazon RDS for MySQL encounters 'too many connections' errors during peak order periods despite healthy RDS metrics. What action should resolve this?
A
Optimize database connections by initializing outside the handler and adjusting DB parameter settings.
B
Implement RDS Proxy to efficiently manage connections in high-access environments.
C
Use SQS FIFO queues for order processing and align Lambda concurrency with database connection limits.
D
Manage order flow with SQS FIFO and set Lambda concurrency conservatively relative to database connection capacity.
