Which organelle, other than the cell wall, also plays a vital role in providing rigidity to plant cells?

The correct answer is option (c). central vacuole.

Explanation:

The central vacuole is an organelle, which is important for maintaining the turgidity in the plant cell. The central vacuole stores water, minerals, salts and helps the cell to maintain the osmorality.

The central vacuole stores a lot of water in the cell, and swell up due to high water concentration, this provide the turgidity to the plant cell and keep intact with the cell wall.