阅读下面短文，从短文后各题所给的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项。
It was the afternoon when we closed on our new house, and I was in the garage (车库). I 1 a part of blanket sticking out of the ceiling; that was 2 I pulled on it, and a way to the attic (阁楼) suddenly3 I climbed a ladder and headed up.
I climbed into a space 4 the garage that was separated from the rest of the attic. As my eyes adjusted (适应) to the dark, I saw a metal container that I 5as a World War II ammo (弹药) box; my grandfather used to store 6used on his farm in this ammo boxes. I opened the cover and was 7 at what I saw: a lot of money 8 up in orange rope. God, I've found, like $800!
But there was more than one box of9 I found another seven boxes10to the edge, plus two big black dustbin bags full of money.11 about $45,000. In my attic, I won't lie, my first 12 was that this was a 13 from God—the money to 14 this old house and to make life15for our two young sons. But I 16 that the right thing I should do was to17the money to the former owners. So I called them and asked them to come.
They were18 of course, not only about the money but that I was returning it. They had recently 19 over the house and said it must have been their dad who had20 the money.
