FA3 expresses r1r2 Then there will be at least one final state-04840

FA3 expresses r1r2. Then there will be at least one final state of FA3 that consist of final state of FA1 and initial state of FA2.

This multiple choice question (MCQ) is related to the book/course vu cs402 Theory of Automata. It can also be found in vu cs402 Mid Term - Quiz No.5.