When writers are summarizing a text, they should always use objective language. They should not include their personal beliefs and opinions. They should only state major details and and the central idea of the text. They could skip with the minor details as long as the essence of the text will not change.
The answer is B I know this because I took the test
Answer:
B: A letter to a friend who has moved away.
Explanation: An invitation to a birthday party rarely contains a heart-felt and personal note to the reader. Graduation announcements don't, unless the person might be very personal in their speech. Friends writing to each other is probably the most likely to draw some tears.