Solution:From junior → senior (younger → older generational cohorts):
B. Tripurari Sharma — representative of the post-1970s/80s cohort, associated with theatre-in-education, new writing, and training pedagogy; the junior-most in this set by generation.
A. Vijaya Mehta — a mid-20th-century pillar of Marathi theatre and Hindi translations/adaptations, bridging modernist practice with proscenium institutions.
C. Sheela Bhatia — a pre-independence pioneer of Punjabi theatre and pageant forms, active across mid-century cultural institutions.
D. Shanta Gandhi — an early national-movement era stalwart, mentor, and producer-director of historical/folk theatre syntheses, placed here as the senior-most in stature and generational standing.
Order (junior → senior): B, A, C, D.