The correct answer is: a) Mohali.
Mohali is a district in Punjab, India. It is located in the Majha region of the state. The district is known for its pharmaceutical manufacturing industry. The industry is concentrated in the town of Mohali, which is also the district headquarters. The pharmaceutical industry in Mohali is a major contributor to the state’s economy. The industry employs a large number of people and generates a significant amount of revenue.
The pharmaceutical industry in Mohali began to develop in the early 1990s. The industry was attracted to the district by its favorable location, its skilled workforce, and its infrastructure. The district is located near the national capital, New Delhi, and it is well-connected by road and rail. The district also has a number of educational institutions, which provide a pool of skilled workers for the industry. The district has a good infrastructure, including a number of hospitals and clinics.
The pharmaceutical industry in Mohali is a major contributor to the state’s economy. The industry employs a large number of people and generates a significant amount of revenue. The industry is also a major exporter of pharmaceuticals. The industry is expected to continue to grow in the future.
The other options are incorrect because they are not districts in Punjab.