Explanation:

All of the mentioned schemes are included under the Bharatmala Pariyojana.

1. Developing road connectivity to border areas: This is one of the primary objectives of the Bharatmala Pariyojana, aimed at improving the infrastructure along India's border areas for strategic and defense purposes.
2. Development of coastal roads: The program also includes the development of coastal roads to improve connectivity between ports and remote coastal areas.
3. Improvement in the efficiency of National Corridors: One of the main goals is to enhance the capacity and efficiency of major corridors like the Golden Quadrilateral and the North-South and East-West corridors, thereby streamlining freight and passenger movement across the country.