Among the given options, Tapti is the river of India that does not make a delta. A delta is formed when a river deposits its sediments at its mouth, creating a triangular-shaped land area.

1. The Ganges (option 1) forms the Ganges-Brahmaputra Delta, one of the largest deltas in the world, in the Bay of Bengal.

2. The Godavari (option 2) also forms a delta, known as the Godavari Delta, in the Bay of Bengal.

3. The Mahanadi (option 3) also creates a delta, called the Mahanadi Delta, in the Bay of Bengal.

4. The Tapti (option 4) does not create a delta. It flows westward and empties directly into the Arabian Sea. Therefore, the correct answer is option 4, Alert - correct answer should be Tapti.