The correct answer is a.: specific.
This structure (this +adj) requires an adjective and the only adjective is in a., the other options are verbs or nouns and are not correct.
Answer:
Dialect
Explanation:
Because of the quotations around the statement. "GOod-mawnin' , suh," he said , lifting his cap politely. This shows someone is speaking to someone else. That means Dialect is happening.
While watching a good tv show, the television suddenly stopped working
