How many dollars does the term "stack" refer?
| Options: |
| A) multiple of $10 B) multiple of $100 C) multiple of $1 D) multiple of $1,000 |
| Answer : multiple of $1,000 |
| Options: |
| A) multiple of $10 B) multiple of $100 C) multiple of $1 D) multiple of $1,000 |
| Answer : multiple of $1,000 |