The Bihar government has policies to promote:

Industrialization, Investment, and Infrastructure development
Traditional agriculture only
Tourism exclusively
Neglect of the service sector

The correct answer is: Industrialization, Investment, and Infrastructure development.

The Bihar government has been working to promote industrialization, investment, and infrastructure development in the state. This is evident from the various policies and initiatives that the government has taken in recent years. For example, the government has set up a number of industrial parks and clusters, and it has also offered a number of incentives to attract investors. In addition, the government has been working to improve the state’s infrastructure, including its roads, bridges, and power supply. These efforts have started to pay off, as the state has seen an increase in industrial activity and investment in recent years.

The other options are incorrect because they do not accurately reflect the policies of the Bihar government. Traditional agriculture is still an important part of the state’s economy, but the government is not neglecting other sectors, such as industry and services. Tourism is also an important sector for the state, but it is not the only focus of the government’s economic development efforts.

In conclusion, the Bihar government has policies to promote industrialization, investment, and infrastructure development. These policies are designed to improve the state’s economy and create jobs for its citizens.