Name and describe the 3 different pricing types of reserved EC2

1. Standard Reserve - More upfront and longer the contract, bigger the discount. Up to 75% off. Can't change between the instance families. 2. Convertible Reserve - 54% off on capability to change the attributes of the RI as long as the exchange results in the creation of reserved instances of equal or greater value. 3. Scheduled Reserve - Available to launch within scheduled time windows that you reserve.