What should you do before firing a muzzleloader?

Prior to firing a muzzleloader, it is essential to ensure that the firearm is safe and functioning correctly, which encompasses all of the actions listed in the choices. Each step serves a crucial purpose in promoting safety and preventing accidents.

Checking the barrel for obstructions is vital because any blockage can lead to dangerous situations, such as a barrel explosion. Muzzleloaders can be particularly susceptible to debris or unburnt powder, which can obstruct the projectile's path and create excessive pressure.

Additionally, confirming that the muzzleloader is loaded correctly ensures that it has been prepared properly according to safe loading practices. This includes verifying that the right type and amount of powder have been used, and that the projectile is seated correctly. Improper loading can lead to misfires or other dangerous outcomes.

Removing all external accessories also contributes to safety by ensuring that nothing could interfere with the loading or firing process. Accessories could snag or obstruct the barrel or the shooter’s ability to operate the firearm safely.

Thus, combining all these practices promotes a comprehensive safety approach, which is why the answer encompassing all the actions is the correct choice.