How is AWS readily distinguished from other vendors in …

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.