Which sentence, if added, would make the best revision of the conclusion?
1. I visited the one room school house where my grandfather had been educated with the other children in his village.
2. There was no grocery store within 100 miles, so my grandfather and his family had to grow their own food in a garden.
3. Knowing my grandfather’s heritage made me realize how fortunate I am.
4. For this year‘s summer vacation, I decided to visit the land where my grandfather was born and raised.