1.

Language L1 is defined by the grammar: S1 -> aS1b | ε
Language L2 is defined by the grammar: S2 -> abS2 | ε

Consider the following statements:

P: L1 is regular
Q: L2 is regular

Which one of the following is TRUE?

A. Both P and Q are true
B. P is true and Q is false
C. P is false and Q is true
D. Both P and Q are false
Answer» D. Both P and Q are false


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