The organelle responsible for providing internal support and structure for cells is the cytoskeleton.
What is a cytoskeleton?
The cytoskeleton is a dense network present in the cytoplasm.
The cytoskeleton is a structure that provides shape and internal organization to the cell.
It also gives the cell mechanical strength.
It helps the cell to perform its functions.
Thus, the correct option is B., cytoskeleton.
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