Graduate Pharmacy Aptitude Test (GPAT) 2012 Solved Paper

Study the following statements about the stereochemistry of steroidal aglycones in cardiac glycosides:
[P] : Rings A−B and C−D are cis fused while B−C is trans fused.
[Q]: Rings A-B and C-D are trans fused while B-C is cis fused.
[R] : Rings A−B are trans fused while B−C and C−D are cis fused.
[S]: Rings A-B are cis fused while B-C and C-D are trans fused.
Choose the correct statement