_______is an experimental satellite that was launched first time by Indian Space Research Organisation (ISRO) in August 1979 from Satish Dhawan Space Centre.

Correct option is C

The correct answer is (c) Rohini.
· The Rohini series of satellites were the first experimental satellites launched by the Indian Space Research Organisation (ISRO).
· The first Rohini satellite, named "Rohini Technology Payload (RTP)," was launched on August 10, 1979, from the Satish Dhawan Space Centre (formerly known as Sriharikota Range).
· The launch vehicle used for this mission was the Satellite Launch Vehicle (SLV), which marked India's entry into space technology.
· Although the first attempt to place RTP into orbit was unsuccessful, subsequent Rohini satellites were successfully launched, providing valuable data and experience to ISRO.
Information Booster:
Himawari 8:
· Himawari 8 is a Japanese weather satellite operated by the Japan Meteorological Agency (JMA).
Insat-3DR:
· Insat-3DR is an advanced meteorological satellite developed by ISRO, launched in September 2016.
Cartosat:
· Cartosat satellites are a series of Indian Earth observation satellites built and operated by ISRO, focusing on cartographic applications .