What is the purpose of creating the AlDA model?

• A、To promote potential sales.

• B、To simplify the daily business

• C、To describe the types of markets.

• D、To lay the foundation for advertising

What did the writer think of his experience of learning to play chess?

• A、It helped him remain calm.

• B、It helped him train his brain.

• C、It made him proud of himsel

• D、It made him question himself

59.