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". 

Ex Input:
[header] How to decrease your chances of being hacked on a pc [title] Don't open unexpected or unfamiliar links. [step] Hackers monitor the online activities of the user and according to their interests they attach the links of their suspicious sites with the content users are exploring. They may send you spam and junk data to promote their financial and promotional intention. <sep> (A) [title] Disable hardware required to make clicking the link real. [title] Tidy up the settings on your browser to sound less suspicious. (B) [title] Use different passwords for different sites. [step] Using different password for different sites will protect you such cases, if your one id has been hacked. (C) Doing this does not necessarily mean they are reliable, they might be shady. Some hackers tend to play scams on computers that are not supported. (D) [title] This doesn't save you time, your antivirus and applications protection will suffer as time goes on. [step] You will need to quarantine the server (on the private or public) during a locked software acquisition.

Ex Output:
B


Ex Input:
A room is shown with an acoustic guitar lying across a beige sofa and a stone art piece in front of the sofa with rocks in it. a person, face unseen , <sep> (A) is standing in front of the rock wall with canvas in front of him and paints on a pallet. (B) begin to play the guitar and an image of a man teaching him how to play while he's playing backs into her music room and onto a white screen, not a person else. (C) holds a lit cigarette and the approached to lift up the guitar in a lounging pose. (D) approaches the sofa and picks up the guitar.

Ex Output:
D


Ex Input:
Cheerleaders practicing in a gym fall down when another person comes running and bumps into them. Cheerleader in a field have an accidental fall. another group of cheerleader practicing indoors <sep> (A) is extremely upset and hurt. (B) in the gym and in a green grassy area get up from their bench. (C) also fall to the ground when they lose balance. (D) are also knocked down when the audience comes walking in and stops to interact with the players.

Ex Output:

C