Jonas Hummels (born 5 August 1990) is a German retired footballer who played as a central defender for SpVgg Unterhaching. He is the younger brother of German international Mats Hummels, and the son of Hermann Hummels, a former footballer and manager.
Can we infer the following?
Jonas has one or more siblings.

Options: (A). Yes. (B). It's impossible to say. (C). No.
The answer is:
(A).