1.If n−1C3+n−1C4>nC3^{n-1}C_3 + ^{n-1}C_4 > {}^nC_3n−1C3+n−1C4>nC3, then nnn is just greater than integera.5b.6c.4d.7Login to continueOnly logged in users canattempt or see the solution.