Which Statement Is Correct Concerning the Relative Stabilities of the Two

Which statement is correct concerning the relative stabilities of the two conformations, $\mathrm{A}$ and $\mathrm{B}$ , below?

A) A is more stable.
B) $\mathrm{B}$ is more stable.
C) $A$ and $B$ are equal in stabilities.
D) A and B are not equal in stability, but the preferred conformation cannot be determined by inspection.