Pat Purchased a Used Five-Year Class Asset on March 15,2016,for

question 18

Multiple Choice

Pat purchased a used five-year class asset on March 15,2016,for $60,000.He did not elect § 179 expensing.Determine the cost recovery deduction for 2016 for earnings and profits purposes.

• A)$2,000
• B)$3,000
• C)$6,000
• D)$12,000
• E)None of the above

---

Definitions:

Ligand-Gated Sodium Channels

Ion channels in cell membranes that open or close in response to the binding of a chemical signal (ligand), specifically allowing sodium ions to pass through.

Membrane Receptor

A specialized protein molecule embedded in the cell membrane that can interact with specific molecules, starting a chain of cell responses.

Depolarization

The process in which a cell's membrane potential becomes less negative, moving towards zero, which is critical in the initiation of action potentials.

Threshold Stimulus

Stimulus resulting in a local potential just large enough to reach threshold and produce an action potential.