Sesbania rostrata is a photoperiodic sensitive plant with nodules in its stem, which mutant variety is developed by BARC, Bombay which is photoperiod insensitive, salinity tolerant, and can fix nitrogen.

Correct option is A

TSR-I is a mutant variety of Sesbania rostrata developed by BARC. It is photoperiod-insensitive, tolerant to salinity, and has nitrogen-fixing capabilities, making it a valuable resource for improving soil fertility.