The correct answer is: HPSEBL (Himachal Pradesh State Electricity Board Limited) owns 27 operational hydro power plants.
Option A: 22 is incorrect because HPSEBL owns 27 operational hydro power plants, not 22.
Option B: 26 is incorrect because HPSEBL owns 27 operational hydro power plants, not 26.
Option C: 27 is the correct answer because HPSEBL owns 27 operational hydro power plants.
Option D: 29 is incorrect because HPSEBL owns 27 operational hydro power plants, not 29.
HPSEBL (Himachal Pradesh State Electricity Board Limited) is a state-owned electricity company in India. It is responsible for the generation, transmission, and distribution of electricity in the state of Himachal Pradesh. HPSEBL owns and operates a number of hydro power plants in the state. These plants generate electricity from the flow of water in rivers and streams. Hydro power is a renewable source of energy that is environmentally friendly. It is also a reliable source of energy, as it is not affected by weather conditions.