Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to add a stumbleupon button [title] Visit the stumbleupon website to select a badge. [step] Visit www.stumbleupon.com/badges/to begin creating the badge for your website. [title] Pick a badge design.

Ending1: [step] From the drop-down menu, select a badge design for your website. The ribbon button looks like a pink lightning bolt on a green background. Ending2: [step] You can choose your badge design, font, and text manually from a pop-up. Options for badge designs include : [substeps] Position, step, sequential, and embossed buttons, and gradient buttons. Ending3: [step] Under the section " pick design " are several badge designs with the stumbleupon logo and visitor counts. Select the badge of your choice by clicking on it. Ending4: [step] Don't be afraid to go the strictest when creating a badge. Some badge applications send you notification reports every few days.

Answer format: ending1/ending2/ending3/ending4