Sonbhadra district is touched by

Boundaries of two states
Boundaries of three states
Boundaries of four states
Boundaries of five states

The correct answer is (b). Sonbhadra district is touched by the boundaries of three states: Uttar Pradesh, Madhya Pradesh, and Chhattisgarh.

(a) is incorrect because Sonbhadra district is not touched by the boundaries of two states. It is touched by the boundaries of three states.

(c) is incorrect because Sonbhadra district is not touched by the boundaries of four states. It is touched by the boundaries of three states.

(d) is incorrect because Sonbhadra district is not touched by the boundaries of five states. It is touched by the boundaries of three states.