The given figure shows the diagrammatic cross sectional view of a muscle with their parts marked...

The given figure shows the diagrammatic cross sectional view of a muscle with their parts marked as 1, 2, 3 and \( 4 . \) Which part is held together by a common collagenous connective tissue layer?
(A) 1
(B) 2
(C) 3
(D) 4