Please choose the correct ending to complete the given sentence: Finance and Business: [header] How to slip punches in boxing [title] Start with both hands up and your weight centered. [step] To slip a punch inside the jab, you should position your hands near your face and place your weight centered squarely over both legs. This will put you in the perfect position to rotate your body and slip a punch.

Ending1: [substeps] Your hands should be positioned over your head at a 90 degree angle so that the knuckles touch and the back of the knuckles touch. Your opponent's fist should be right below your chin. Ending2: [title] Swivel your wrist so that your fist runs right under the opponent's knuckles. [step] Keep the gap slightly between your knuckles. Ending3: [substeps] Keep your feet shoulder-width apart with your less dominant foot slightly forward. If you are right-handed, your left foot should be slightly forward. Ending4: [title] Inhale, extend your arms up, and punch. [step] Inhale and place your arms in front of you, ready to whip your body forward.

Answer format: ending1/ending2/ending3/ending4