Which of the Following Statements About Sigmatropic Rearrangements and Orbital

Multiple Choice

Which of the following statements about sigmatropic rearrangements and orbital symmetry is not true?

A) Reactions involving six atoms or fewer must take place by suprafacial pathways.
B) In a suprafacial rearrangement,the new s bond forms on the opposite side of the p system as the broken s bond.
C) In an antarafacial rearrangement,the new s bond forms on the opposite side of the p system as the broken s bond.
D) In a suprafacial rearrangement,the new s bond forms on the same side of the p system as the broken s bond.