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 make simple five minute frosting [title] Beat the butter in a medium-sized mixing bowl until smooth and fluffy. [step] You can use an electric mixer or a food processor. [title] Add the powdered sugar a small amount at a time. <sep> (A) [step] Use the stand mixer to mix the ingredients on medium speed until smooth and sugar dissolves. Add the vanilla, milk, and eggs. (B) [step] It will increase the strength of the frosting gradually. [title] Once 1 teaspoons of powdered sugar is added, whip the butter. (C) [step] The mixture will appear dry and crumbly at first, but it will become smoother. [title] Gradually stir in the half-and-half or milk until you have reached your desired consistency. (D) [step] The more powdered sugar the healthier the frosting is. [title] Add the vitamin e oil, and stir to combine.

Ex Output:
C

Ex Input:
The man begins by scraping ice and snow off of the bottom of his windshield and the hood of his car and front grill. the man <sep> (A) then complies and drains ice from the sides. (B) dips a sponge into a liquid that gets in between the cars windshield. (C) then wipes the snow off his windshield and gets in his car crawling around. (D) then scrapes and kicks at ice chunks surrounding the area around the front passenger tire.

Ex Output:
D

Ex Input:
[header] How to get project management professional certification [title] Become a pmi member. [step] As a first step to be certified by the project management institute (pmi) you need to become a member of pmi. It is not a mere step in grabbing the pmp certificate. <sep> (A) If you have prepared written communication and successful business cards, both of these may be of great use to raise your profile. However, you should make sure that you don't work on the pmp solely for professional reasons. (B) The reason why most of the project managers go for pmp certification is because it gives them the top-rank and makes them stand out of the crowd. Apart from these, pmi membership gives you free access to various e-reads and to the project management body of knowledge (pmbok) 5th edition. (C) Be certified through your pmi ceremony, license, or transfer student, registrationale designation, and the national immigration committee of appropriatte. [substeps] Another benefit of studying project management is earning access to the nvc visa and both prominent and registered diplomats that receive the pmp application. (D) However, doing this can minimize your chances of getting pmi certification from the organization in which you're working. [substeps] A pmi member is given a provided f130 certificate.

Ex Output:
B