How can a small business save money and resources when it needs to rapidly scale up its IT infrastructure comprising of various technologies like databases, NoSQL, Messaging and Streaming, among others. Which option will be the best fit? Select only one option :
a. Launch EC2 instances and install these technologies
b. Create an AMI with these technologies, then launch EC2 instances
d. Using autoscaling will help
d. Evaluate various managed services from AWS