Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to bowl a successful inswinger [title] Position the ball with the seam straight up and down. [step] As a front-on bowler, the seam should be entirely vertical. [substeps] Put your first two fingers close together at the top of the ball on the seam.

Ending1: Place your second two fingers across the seam to create a straight seam. [title] Push the ball inward with your left elbow. Ending2: Cross the ball from side to side perpendicular to the top of the ball on the seam. Roll the ball to center it horizontally at the seam. Ending3: Rest your thumb on the seam underneath the ball. Make sure that you angle the shiny half of the ball away from the batsman. Ending4: Cross your fingers over each other to create a neat vertical line up. Do this for all four sides of the ball.

Answer format: ending1/ending2/ending3/ending4