To match the dominant castes with their respective regions, we can look at each caste and its geographical significance:
(A) Rajputs - Rajputs are predominantly found in Uttar Pradesh and other northern regions of India. Hence, Rajputs are most closely associated with Uttar Pradesh.
(B) Lingayats - The Lingayats are a dominant caste in Karnataka and are primarily found in the southern part of India, particularly in Karnataka.
(C) Jat Sikhs - The Jat Sikhs are the dominant caste in the state of Punjab, known for their significant role in the state's agriculture and social structure.
(D) Kammas - Kammas are a dominant caste in Andhra Pradesh, known for their influence in the state's politics and economy.
Thus, the correct match is:
(A) Rajputs - (IV) Uttar Pradesh
(B) Lingayats - (III) Karnataka
(C) Jat Sikhs - (II) Punjab
(D) Kammas - (I) Andhra Pradesh
Therefore, the correct answer is Option 1: (A) - (IV), (B) - (III), (C) - (II), (D) - (I).