This is is a smooth muscle hence it can perform the function of contraction and relaxation of the heart. (Option C)
What is a smooth muscle?
The smooth muscle refers to the muscle that is not under conscious control. They control some involuntary movements such as the beating of the heart and breathing.
Thus muscle that is pictured here is a smooth muscle hence it can perform the function of contraction and relaxation of the heart.
Learn more about smooth muscles:https://brainly.com/question/15833256
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