Regular Expression Transformation

QUESTION 7 The following figure shows the first 3 steps of transforming regular expression a(a* + b)* to an NFA. What is the label of the transition with a question mark in Step 3? Start a(a* + b)* Start Start O ala*+b)* O Start, *O**, O staro +0 0 Start o A (a* + b)* OB. a,b OC.a o Da + b