1. Jeff Brown, owner of Shoe Central, a small shoe store, buys cleaning supplies for his store once every six months. The fact that his accountant writes off, or records as expenses, the full cost of the cleaning supplies when they are purchased, rather than each monthly accounting period as they are used, is an application of the _______ concept.
   1. matching
   2. money measurement
   3. materiality
   4. historical cost

I am between materiality and historical cost - please assist!

definitions:

1. Money Measurement
   1. A basic accounting concept stating that financial accounting deals only with things that can be represented in monetary terms.
2. Materiality
   1. A basic accounting concept stating that an entity need only apply proper accounting to items that are 'material' i.e., significant to potential users of the financial statements. (An item is 'significant' if its disclosure would impact the decisions of the users of the accounts.)
3. Matching concept
   1. A basic accounting concept stating that all expenses incurred in the generation of revenues should be recognized in the same period as the revenues are realized.
4. Historical cost concept
   1. A basic accounting concept requiring that transactions be initially recorded in terms of their actual price or cost at the time the transaction occurred. (It is also known as the cost concept.)