The correct answer is: C. Ranchi-Hazaribagh zone
The Ranchi-Hazaribagh zone is one of the four natural zones of Jharkhand. It is located in the central part of the state and covers an area of about 10,000 square kilometers. The zone is characterized by its undulating terrain, with hills and valleys. The climate is tropical, with hot summers and mild winters. The main rivers in the zone are the Damodar, the Ranchi, and the Subarnarekha.
The Ranchi-Hazaribagh zone is home to a variety of forests, including sal, teak, and bamboo forests. The zone is also home to a variety of wildlife, including tigers, leopards, elephants, and deer.
The largest forest cover of Jharkhand (Saranda and Porahat) comes under the Ranchi-Hazaribagh zone. The Saranda forest is the largest forest in Jharkhand, covering an area of about 1,000 square kilometers. The Porahat forest is the second largest forest in Jharkhand, covering an area of about 500 square kilometers.
The Saranda forest is a tropical moist deciduous forest. The forest is home to a variety of trees, including sal, teak, and bamboo. The forest is also home to a variety of wildlife, including tigers, leopards, elephants, and deer.
The Porahat forest is a tropical dry deciduous forest. The forest is home to a variety of trees, including sal, teak, and bamboo. The forest is also home to a variety of wildlife, including tigers, leopards, elephants, and deer.
The Ranchi-Hazaribagh zone is a popular tourist destination. The zone is home to a number of national parks and wildlife sanctuaries, including the Betla National Park, the Hazaribagh National Park, and the Dalma Wildlife Sanctuary. The zone is also home to a number of historical and cultural sites, including the Ranchi Fort, the Hazaribagh Fort, and the Deoghar Temple.