You-message is when you text an andriod smartphone and i-message is when you text an iphone i-message can only be used between two iphones where as you-message can be used on whatever device iphone or android
The correct answer is C. You don't have to change the first part of the sentence, only add HAD arrived.
Answer: D
Explanation: Always wet your hands first
3. Establish a purpose for reading.
You are explaining why (the purpose) you are reading the book (for your enjoyment)