Where Is the Triangular Fibrocartilage Complex (TFCC) Located in the Wrist

Where is the triangular fibrocartilage complex (TFCC) located in the wrist and hand?

A) It is interposed between the head of the ulna and the triquetral bone.
B) It is the opening of the carpal tunnel that allows structures to pass through to the hand.
C) It is interposed between the trapezoid and the scaphoid bones of the carpal region.
D) It is the tunnel under the extensor retinaculum that allows structures to pass through to the hand.
E) It is interposed between the 5^th metacarpal phalangeal base and the pisiform bone.