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You are designing a multi-platform web application for AWS The application will run on EC2 instances and will
be accessed from PCs. Tablets and smart phones Supported accessing platforms are Windows, MacOS, IOS
and Android Separate sticky session and SSL certificate setups are required for different platform types.
Which of the following describes the most cost effective and performance efficient architecture setup?

A.
Setup a hybrid architecture to handle session state and SSL certificates on-prem and separate EC2
Instance groups running web applications for different platform types running in a VPC.

B.
Set up one ELB for all platforms to distribute load among multiple instance under it Each EC2 instance
implements ail functionality for a particular platform.

C.
Set up two ELBs The first ELB handles SSL certificates for all platforms and the second ELB handles
session stickiness for all platforms for each ELB run separate EC2 instance groups to handle the web
application for each platform.

D.
Assign multiple ELBS to an EC2 instance or group of EC2 instances running the common components of
the web application, one ELB for each platform type Session stickiness and SSL termination are done at the
ELBs.

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