Which of the following statements about hill stations of colonial Indi

Which of the following statements about hill stations of colonial India is/are correct?

• 1. The architecture of hill stations sought to recreate the European style
• 2. Hill stations were developed as sanitariums where soldiers were treated for illness
• 3. Shimla became the official residence of the Commander in Chief of the Indian Army
• 4. In 1864, Shimla had to be evacuated because of a Typhoid epidemic

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