Which Country is with most smartphone users ?

A. U.S.A
B. India
C. China
D. Canada

Explanation:

• China – 911.92 million (91.192 crore) – …
• India – 439.42 million (43.942 crore) – …
• United States – 270 million (27 crore) – …
• Indonesia – 160.23 million (16.023 crore)