Trong mệnh đề sau, mệnh để nào sai? C 14 3 = C 14 1

$A. C_{14}^3 = C_{14}^1$

$B. C_{10}^3 +\hspace{0.17em}{C}_{10}^4= C_{11}^4$

$C. C_4^0 +\hspace{0.17em}{C}_4^1 +\hspace{0.17em}{C}_4^2 +\hspace{0.17em}{C}_4^3 +C_4^4\hspace{0.17em}= 16$

$D. C_{10}^4 +\hspace{0.17em}{C}_{11}^4= C_{11}^5$