Step 1: Understanding the assertion.
Outdoor games, by definition, require a large area or ground, so Statement (A) is correct.
Step 2: Understanding the reason.
The reason, "Only team sports are allowed for indoor games," is incorrect. Indoor games can involve both team and individual sports, so Statement (R) is wrong.
Step 3: Conclusion.
Since Statement (A) is correct but Statement (R) is wrong, the correct answer is (A).
Final Answer:} Statement (A) is correct but (R) is wrong.