Player $A1$ passes the ball to $A3$ using the shoulder area above the armpit. The referee should:

A$.$ Blow the whistle and award a direct free kick to a player from Team B for handling.

B$.$ Blow the whistle and award an indirect free kick to a player from Team B for an accidental handling.

C$.$ Allow play to continue.

D$.$ Blow the whistle and award an indirect free kick to a player from Team A for an unintentional handling.