Câu 29: !"# $%&'()*+,-./00'12"#3!+45675893# 3# ::()*+,;"#<9=+>-?4@9A(# A. :&- B. :- C. ::- D. :- Câu 38:BC@83#3#$!7498(47444749334 "#3(8(4*93DEC3(7498(4EC3(749334, +) "#F4;-GH;"#3I()*, ' $2 '%+A"# J(KL- BD J(KL(M4 +A-3$!9/@N"J4 $(O$'2E56>MP +C4( <9=(# A. $''$- B. $'%%- C. $$'- D. $%-