WHICH OF THE FOLLOWING IS A LINEAR INEQUALITY IN TWO VARIABLES?

a). 4p - 3q = 5
b). 7n + 4 < 12
c).
[tex]11 + 2k \geqslant 3j[/tex]
d).
[tex]3a \leqslant 16[/tex]

paanswer nalng ty! <3​