The correct matching is:
- (A) FM Rainbow has the frequency of 106.4 Mhz (I).
- (B) FM Gold has the frequency of 93.5 Mhz (III).
- (C) Radio Mirchi has the frequency of 102.6 Mhz (II).
- (D) Red FM has the frequency of 98.3 Mhz (IV).
Thus, the correct answer is (A)-(I), (B)-(III), (C)-(II), (D)-(IV).