List of all the elements of the following set: F={x : x is a consonant in the english alphabet which precedes K}

Question

$\begin{array}{1 1}(A)\;F=\{d,f,g,h,j\}\\(B)\;F=\{a,c,d,e,f,h\}\\(C)\;F=\{b,c,d,f,g,h,j\}\\(D)\;\text{None of these}\end{array} $