Answer: (Detailed Solution Below)
Option D: Trishul–A short range surface to surface missile
Detailed Solution:
The correct answer is “Trishul–A short range surface to surface missile”.
1) Akash is a medium-range mobile surface-to-air missile system developed by the DRDO and produced by Bharat Dynamics Limited.
2) The Nag missile, also called "Prospina" for the land-attack version, is an Indian third-generation, all-weather, fire-and-forget, lock-on after launch, anti-tank guided missile with an operational range of 500 m to 20 km depending on variant.
3) Pinaka is a multiple rocket launcher produced in India and developed by the DRDO for the Indian Army.
4) Trishul is actually a short range surface-to-air missile (SAM), not a surface-to-surface missile.