Choose the best answer (,) I put my carry-on in the luggage compartment , and sat down in my seat.Just before take-off,a line of soldiers came down the aisle  and filled all the empty seats. After flying for about an hour,an announcement was made that sack lunch  were available for $5.As I reached for my wallet to buy one,I overheard the soldier ask his buddy if he planned to buy lunch."No ,that seems like a lot of money for just a sack lunch.I'll wait till we get to Chicago."His friend agreed. I looked around at the other soldiers.None were buying lunch.I walked to the back of the plane,and handed the flight attendant a $50 bill." Take a lunch to all those soldiers." After we finished eating. I went again to the back of the plane,heading for the restroom.A man stopped me."I saw what you did.I want to be part of it.Here,take this."He handed me $25. Soon after I returned to my seat,I saw the Flight Captain coming down the aisle. When he got to my row,he stopped and said,"I want to shake your hand.I was a soldier and I was a military  pilot.Once,someone bought me a lunch. It was an act of kindness I never forgot."I was embarrassed when applause  was heard from all of the passengers. Later I walked to the front of the plane so I could stretch my legs.A man who was seated about six rows in front of me reached out his hand,wanting to shake mine.He left another $25 in my hand. We landed in Chicago,I picked up my belongings.Waiting just inside the airplane door was a man who stopped me and put something in my shirt pocket.Another $25. Upon entering the terminal ,I saw the soldiers gathering for their trip to their base.I walked over to them and handed them $75."It will take you some time to reach the base.It will be about time for a sandwich.God Bless You."I  said. These soldiers were giving their all  for our country.I could only give them a couple of meals.It seemed so little. The soldiers didn't buy sack lunches because  _  .
they were not hungry at the time They missed the time when they could buy sack lunches They thought the sack lunches were too expensive They thought the lunches on the plane tasted bad