Can we draw the following hypothesis from the context (see options)? 

Context:

Whenever You Need Somebody is the debut studio album by British recording artist Rick Astley released on 16 November 1987 on RCA Records. It is his best-selling album and, according to his own official website, sold 15.2 million copies worldwide. The album is listed as the #136 best-selling album in Spain, and was the #7 best-selling album in the UK in 1987.

Hypothesis: He sold more then 10  million copies worldwide.
Pick from:
 a). Yes;
 b). It's impossible to say;
 c). No;
a).