Jumping is not a fundamental weightlifting technique, as it does not involve lifting weights.

The squat exercise primarily targets the quadriceps, which are the muscles on the front of the thighs.

Overhead deadlift is not a common type of deadlift, as it involves lifting the weight overhead, which is not a typical movement in weightlifting.

The proper stance for the bench press exercise is with feet flat on the ground, shoulder-width apart, as this provides a stable base and allows for proper power transfer.

Overhead press is not a common weightlifting exercise for the back, as it primarily targets the shoulders and triceps.

The proper grip width for the barbell bench press exercise is shoulder-width, as this allows for optimal power transfer and reduces the risk of injury.

Bicep curl is not a common weightlifting exercise for the shoulders, as it primarily targets the biceps.

The proper breathing technique for the squat exercise is to inhale at the bottom of the squat, and exhale at the top, as this helps to stabilize the core and generate power.

Bicep curl is not a common weightlifting exercise for the triceps, as it primarily targets the biceps.

The proper form for the deadlift exercise is to keep your back straight, knees slightly bent, and lift the weight with your legs, as this helps to protect your back and generate power.

Overhead press is not a common weightlifting exercise for the biceps, as it primarily targets the shoulders and triceps.

The proper grip width for the barbell deadlift exercise is wider than shoulder-width, as this allows for a more stable grip and reduces the risk of injury.

Overhead press is not a common weightlifting exercise for the legs, as it primarily targets the shoulders and triceps.

The proper breathing technique for the bench press exercise is to inhale at the bottom of the press, and exhale at the top, as this helps to stabilize the core and generate power.