Q17

MCQ1 mark, −0.33

Language $L_{1}$ is defined by the grammar: $S_{1} \rightarrow a S_{1} b \mid \varepsilon$ Language $L_{2}$ is defined by the grammar: $S_{2} \rightarrow a b S_{2} \mid \varepsilon$ Consider the following statements: P: $L_{1}$ is regular Q: $L_{2}$ 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.

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