P7 Heavy Drop System for IL 76 Aircraft-- DRDO

Current Context: Defence Research and Development Organisation (DRDO) has developed the P7 Heavy drop system.

• The P7 Heavy drop system is capable of para dropping military stores weighing up to 7 tons from IL 76 aircraft.
• The P7 Heavy drop system is developed under the Make in India initiative.
• The designing part of the system is made by Aerial Delivery Research and Development Establishment (ADRDE), which is an R&D Lab of DRDO in Agra, UP.
• The manufacturing part is done by L&T and the parachutes are manufactured by Ordnance Factory which is comprised of five main canopies, five brake chutes, two auxiliary chutes, one extractor parachute.
• The P7 Heavy drop system is made of ferrous and nonferrous materials.
• Static Part: 
• HQ of DRDO: New Delhi
• Chairman of DRDO: Dr G Sathesh Reddy

Question: 

Q.1 Which of the following organisation developed P7 Heavy drop system for IL 76 aircraft?
a. HAL
b. DRDO
c. ISRO
d. BHEL