The Theyyam dance form is associated with the worship of:

Goddess Kali
Lord Shiva
Lord Krishna
Regional deities and ancestral spirits

The correct answer is D. Theyyam is a ritual dance form performed in Kerala, India. It is associated with the worship of regional deities and ancestral spirits. The dancers, who are usually men, wear elaborate costumes and masks and perform to the accompaniment of music and drums. Theyyam is a form of worship that is believed to bring blessings to the community.

Option A is incorrect because Kali is a Hindu goddess who is associated with death, destruction, and power. She is not typically associated with Theyyam.

Option B is incorrect because Shiva is a Hindu god who is associated with creation, destruction, and regeneration. He is not typically associated with Theyyam.

Option C is incorrect because Krishna is a Hindu god who is associated with love, compassion, and playfulness. He is not typically associated with Theyyam.