What groundbreaking innovation did the M1 Garand introduce that gave American forces a significant tactical advantage during World War II?

Product innovation in military technology has often changed the course of history. The M1 Garand rifle, adopted by the U.S. Army in 1936, represented a revolutionary advancement in infantry weapons that significantly impacted World War II combat effectiveness. This poll tests your knowledge about this iconic firearm's development history and the innovation it brought to the battlefield, which General George S. Patton famously called "the greatest battle implement ever devised."

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It was the first widely-issued semi-automatic rifle that allowed soldiers to fire eight rounds without manually operating the bolt
It was the first rifle to use an integrated telescopic sight as standard issue equipment
It pioneered the use of plastic polymers instead of wood for the rifle stock, reducing weight by 40%
It was the first infantry rifle designed to use standardized NATO ammunition, ensuring compatibility with allied forces