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How can a solutions architect reduce database read operations and ensure high availability for a batch application using Amazon EC2 and RDS?
A
Implement Amazon RDS read replicas to balance read traffic and maintain availability.
B
Deploy Amazon ElastiCache for Redis to cache frequent read queries, thereby decreasing direct database reads.
C
Leverage Amazon Route 53 DNS caching to enhance DNS response times, unrelated to database read operations.
D
Utilize Amazon ElastiCache for Memcached to store and retrieve data quickly, reducing the need for frequent database access.
