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Which of the following is Class of Language is Regular:

A) { wxwR | w,x ∈ {0,1}+ }
B) { wxwR∣w,x∈{0,1}+ and |x|=100 where |x| denotes length of string x }
C) { wxwR∣w,x∈{0,1}* and |x|>=100 where |x| denotes length of string x }
D) { wxwR∣w,x∈{0,1}* and |x|<=100 where |x| denotes length of string x }

  • 1. Only A
  • 2. A and C Only
  • 3. A, B, C Only
  • 4. All are regular

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