Part II: Regular Expression (maybe multiple correct matches) and describe the pattern of matched string for 3), 4), 6), 11) e.g. abra' (extended regex ) a) ababa b) aba c)abba d)aabbaa e)aa Answer: b,c; Pattern : The matched string should begin and end with 'a' and 'b' occurs at least once between leading and ending a') for each given basic/extended regular expre ssion 1) 'a[abl*a (a)ababa (b) aaba (c) aabab (d) aabbaa (e)aa 2) 'a?(bc)*" (a) abc (b) a?(bc) (c) a(bc (d) a (e) abcbc (a) wind (b) window (c) end(d) good (e)will (a) a+b+2(b) a+12 (c) x