The correct answer is (b), Haridwar.
Haridwar is a city in the Indian state of Uttarakhand. It is located on the banks of the Ganges River, at the foothills of the Himalayas. Haridwar is a major Hindu pilgrimage site, and is considered to be one of the holiest cities in India. The city is home to many temples and shrines, as well as a number of ghats (riverside steps) where Hindus bathe in the Ganges River.
The city is also known for its annual Kumbh Mela, which is one of the largest religious gatherings in the world. The Kumbh Mela is held every 12 years, and attracts millions of Hindu pilgrims from all over the world.
The other options are incorrect because they are not located in the Manaskhand region. Almora is a city in the Kumaon region of Uttarakhand. Rishikesh is a city in the Garhwal region of Uttarakhand. Badrinath is a town in the Garhwal region of Uttarakhand.