Assume each of the following assets were sold during 2021. Classify each asset as either capital, ordinary, or 1231 (quasi-capital):

1. Truck used in a snowplowing business.
2. 100 shares of Stryker Corp. stock.
3. Accounts receivable belonging to the snowplowing business.
4. Books held for sale as part of an online bookstore business.
5. A baseball card collection.