Two Thin Cables, Each Having a Diameter of D = $b \times l$

Two thin cables, each having a diameter of d = t/6 and carrying tensile loads P, are bolted to the top of a rectangular steel block with cross-sectional dimensions $b \times l$ . The ratio of the maximum tensile to compressive Stress in the block due to loads P is:

A) $1.5$
B) $1.8$
C) $2.0$
D) $2.5$