Statements: I. The government has imported large quantities of rice as per trade contracts with other countries. Statements:II. The prices of rice reduced sharply in the domestic market in recent months. Which of the following is the correct relationship between the two statements?
Let $\Sigma = \{a, b, c\}$. For $x \in \Sigma^*$, and $\alpha \in \Sigma$, let $\#\alpha(x)$ denote the number of occurrences of $\alpha$ in $x$. Which one or more of the following option(s) define(s) regular language(s)?