The correct answer is **a; the** (Option 3). **Comprehensive Derivation:** The correct answer is "a; the". Explanation & Key Takeaways: • In the first blank, we need an indefinite article "a" before restaurant because we're asking about any restaurant in general, not a specific one. This is why we choose "a" instead of "the". • In the second blank, we use "the" before theatre if we're talking about a particular or specific theatre that both the speaker and listener are aware of. It denotes that there's assumed common knowledge about which theatre is being referred to. Therefore, the correct answer is "option 3". **Option Elimination:** • **Option 1 (a; a)**: Incorrect distractor. • **Option 2 (the; the)**: Incorrect distractor. • **Option 3 (a; the)**: Correct Answer; accurate according to canonical reference. • **Option 4 (the; a)**: Incorrect distractor. **Exam Trap:** Be careful of misleading distractors and subtle terminology differences. Verify core properties before selecting your answer. **Memory Booster:** Core mnemonic rule: a; the corresponds to Option (3).