Answer:
C. Structural support of the bladder
Step-by-step explanation:
The kidney empties the urine which is waste product of digestion into the . The bladder helps in the temporary storage of urine before they are excreted.
The Destrusor muscle is the name of the tissues indicated by the arrow. They contain thick smooth muscles which separates the bladder from tissues and organs. They also provide structural support for the bladder making it firm and well protected from damages.