Analyze data processing use cases to differentiate between elasticity and scalability. Which scenarios demonstrate scalability? (Select all that apply.) A. A data processing company doubles its service demands to clients without doubling its operational costs. B. A data processing company suddenly doubles its service demands overnight without loss of service or performance. C. A data processing company reaches a 50% load increase during peak hours that resulted in a 10% increase in resource costs. D. A data processing company reaches a 50% load increase during peak hours that resulted in a 65% increase in resource costs