Which components are included in the four-point safety check?

The four-point safety check is a crucial procedure for ensuring that a firearm is safe to handle and operate. The components included in this check are vital for assessing the overall safety and readiness of the weapon.

In the context of this question, the focus is on specific parts where potential obstructions or malfunctions could occur. The correct choice consists of the feed tray, bolt face, ejection port, and chamber. These components serve distinct functions:

1. Feed Tray: This part is critical for loading ammunition into the weapon. Ensuring it is clear of any obstructions is essential for smooth operation.

2. Bolt Face: This surface is where the cartridge is held before being fired. A check of the bolt face ensures there are no issues that could prevent the firearm from operating correctly.

3. Ejection Port: This area is pivotal for the expulsion of fired cartridges. A clear ejection port prevents jams and allows for consistent cycling of the firearm.

4. Chamber: This is where the round is seated before firing. A thorough check of the chamber is necessary to ensure there are no rounds left unfired or other obstructions that could lead to malfunction.

By inspecting these components, the operator can confirm