I believe it would be the glossary located usually in the back of a book. I hope this helps!
The federal budget's proposal offers only a rough estimate of the actual revenues and expenditures because the economy can face unexpected up or downs besides it is always a possibility that there might occur a non-programmed expense due to natural disasters, war o any kind of misfortune the nation could pass through.
The answer would be d, because the whole point of the line was for band tryouts to find a new guitarist. I hope this helps.