The traditional attire of Khasi women is known as the:

The correct answer is: b) Mekhela Chador.

The Mekhela Chador is a traditional attire worn by Khasi women in the Indian state of Meghalaya. It is a two-piece garment consisting of a long, flowing skirt called the mekhela and a shawl called the chodor. The mekhela is typically made of cotton or silk and is decorated with intricate embroidery. The chodor is made of wool or cotton and is usually plain or decorated with simple patterns.

The Mekhela Chador is a symbol of Khasi culture and identity. It is worn by women of all ages and social status, and is considered to be a very important part of Khasi life.

The other options are incorrect because:

• Jainsem is the traditional attire of Khasi men. It is a long, loose-fitting shirt that is typically made of cotton or silk.
• Dhakuta is a traditional headgear worn by Khasi men. It is a long, rectangular piece of cloth that is wrapped around the head and tied in a knot at the back.
• Rikutu is a traditional necklace worn by Khasi women. It is made of beads or coins and is often decorated with intricate designs.