All I know is the direct answer and it would be it is different because one is your thought and one if like a document
One place would be next to the word and the other would be at the beginning, where they explain the symbols.
Former South African President and civil rights defender Nelson Mandela dedicated his life to fighting for equality and ultimately helped overthrow South Africa's racist apartheid system. His accomplishments are now celebrated each year on July 18, International Nelson Mandela Day.
The answer is "A" because of they were saying that they "were" reading on the plane. which is progressive tense.<span />