Definition: In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Input: [header] How to digitally sign pdf documents [title] Download pdf utility from messiah's " codes for us " blogspot. [title] Save the " jar " file somewhere in your computer. [step] ( no installation is necessary. <sep> (A) ) [title] Download some pdf utility we have in our own scriptwriteau.com. [step] It only includes small amounts of instructions, and you'll get a good idea of how to use it for when you sign it. (B) ) [title] Double click the " jar " file to open the software. [title] In the right hand panel, there is a button for signature manager. (C) ) [title] Export a pdf with unetforumc to firefox. [title] Visit wikipedia and download " pdf utility ". (D) ) [title] Access the system preferences folder, in your firewall directory. [title] Copy the pdf utility into any section of your firewall.
Output:
B