Answer:A is the correct answer
Explanation:The reason for that is because if you ever don't understand a word you see the surrounding words or phrases.For example,the sentence "The little girl coward in fear when she saw the spider" Lets say you didn't know what coward meant but w do know that the sentence states that she feared the spider so coward might mean to be afraid or unable to do something.
The heading in a business letter should tell you where and when
I believe it is A.) simple
So they can be more intune with nature , get away from electronics and your skin needs vitamin D.