In Himachal Pradesh, the Kuhl irrigation method is still used today.

Concept: The above-given statement is true.

1. Municipal water, surface water, or groundwater are the primary sources of irrigation water. Local small irrigation canals called kulhs are most common in Himachal Pradesh. 
2. In accordance with this technique, water from the streams is diverted into artificial canals, where it is then transported to the different communities tucked away down the slope. 
3. Water from naturally running streams is being diverted through a surface canal (khuds). Through gravity, these channels transport glacial melt from adjacent streams to the fields. 
4. Wheat, maize, rice, barley, seed potatoes, ginger, vegetables, vegetable seeds, mushrooms, etc. are the important food crops cultivated in Himachal Pradesh.

The correct statement is in Himachal Pradesh, the Kuhl irrigation method is still used today.

Hence, the correct option is A.