Card 115 / 125: You noticed that your banking enterprise application is not scaling gracefully during peak time load. So you are planning to scale your infrastructure horizontally by investing your allocated budget in 3 additional web servers and 2 application servers. What could be the possible drawback of your decision?
A) your system will become less manageable
B) the overall performance will drop dramatically
C) the system availability will decrease proportionally
D) it will make it harder for future code refactoring

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