Pg. 55 8.2.2 Situation B: This is a try for point play and thus when B2 intercepts the pass, the play is dead. There is no accepting or declining a penalty by A. No touchdown can be scored by B.
There's about a million billion mistakes in the case book this year. Here's a big list:
http://www.gmcgriff.com/discus/messa...tml?1120058307