Multi-select problem: How does the next paragraph end?

How to mask your email address using maskme
Make sure you are using the latest version of firefox or chrome.
Browse to http: // www.abine.com/maskme and click the' add to.
..' button.

OPT:
A). Your browser will prompt you to add it, so click add or allow. Depending on your browser settings, you may be prompted to click install and also prompted to restart your browser, so follow the instructions.
B). On firefox, click on the gear icon in the upper right hand corner. On chrome, click on the search bar.
C). Select a filter that best suits you and click the'. ..' link below to specify your exact filter type.
D). Create a new address by using the' sql menu. After you've created a new address, leave the' placeholder ' space empty.
A).