Complete the text with suitable prepositions.
But (a) ______ the united efforts of the students and the people in general, the July movement would have ended (b) ______ futility.The 2024 Bangladesh Quota Reform Movement was a series of protests (c) ______ the autocratic regime, and the protests were primarily led (d) ______ the university students.Initially focusing (e) ______ restructuring the quota-based systems (f) ______ government job recruitment, the movement expanded (g) ______ an authoritarian government when they carried out the July massacre (h) ______ protestors and civilians, most (i) ______ whom were students studying (j) ______ different universities.