How is AWS readily distinguished from other vendors in the traditional IT computing landscape?

How is AWS readily distinguished from other vendors in the traditional IT computing landscape?
A . Experienced. Scalable and elastic. Secure. Cost-effective. Reliable
B . Secure. Flexible. Cost-effective. Scalable and elastic. Global
C . Secure. Flexible. Cost-effective. Scalable and elastic. Experienced
D . Flexible. Cost-effective. Dynamic. Secure. Experienced.

Answer: C