Compared with costs in traditional and virtualized data centers, AWS has:
A . greater variable costs and greater upfront costs.
B . fixed usage costs and lower upfront costs.
C . lower variable costs and greater upfront costs.
D . lower variable costs and lower upfront costs.
Answer: D
Explanation:
Reference: https://d1.awsstatic.com/whitepapers/introduction-to-aws-cloud-economics-final.pdf (10)