Answer:
Option C, Cytoskeleton
Explanation:
Cytoskeleton is made up of following structure -
a) Microtubules - it is the largest part and help in organelle transport
b) Actin filaments
c) Intermediate filaments
d) and several proteins to support this system
These three components give shape to the cell and also keep all the internal parts of the cell intact.
They also support cell in movement
Cytoskeleton play a supportive role in cell division as well
Hence, option C is correct