The Intercalated Discs in Cardiac Muscle Tissue _________

The intercalated discs in cardiac muscle tissue _________ .

A) are responsible for the banding pattern, or striations, of the tissue
B) are responsible for the banding pattern, or striations, of the tissue, mark the junction between two cardiac cells, and attach cardiac muscle cells to the fibrous skeleton of the heart
C) mark the junction between two cardiac cells
D) attach cardiac muscle cells to the fibrous skeleton of the heart