Which statement best describes the structure of $PF_3Cl_2$

Question

$\begin{array}{1 1}(a)\;\text{Theoretically four isomers are possible}\\(b)\;\text{The isomer which has two Cl atoms present on equatorial position is more stable}\\(c)\;\text{The isomer which has two Cl atoms present on axial position is more stable}\\(d\;\text{All of the above}\end{array}$