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 get rid of the whitefly [title] Vacuum the flies. [step] Use a small hand vacuum, or hold the furniture-cleaning nozzle of a standard vacuum cleaner. Walk around your infested plants and suck the pests from the undersides of the leaves and foliage. <sep> (A) This method is quick and straightforward, and it can remove whiteflies from all stages of the development cycle-from larvae to mature, plant-munching adults. Vacuuming is most effective as soon as you notice an infestation. (B) [substeps] Lice/hornets that have infested the insect where possible will probably cause an infestation when they have access to this species. Lice and hornets can be pregnant bees or even cobwetters. (C) [substeps] Once you've vacuumed up all of the insects, you can dismantle the insect and wash it off. Plant diseases like freeze burn-gas are very likely to have mites, fungus, or other biological problems with this insect. (D) [substeps] If possible, clean the potted plants as a habit to keep the insects away. [title] Tear off the hard outer leaves once the insects have died.

Ex Output:
A


Ex Input:
[header] How to request a desktop page on an idevice [title] Visit the mobile version of any website. [title] Tap the address bar (url bar) once. [step] This should open up the page showing the list of bookmarked sites from your iphone's list named " favorites " (which is a subfolder of your bookmarks). <sep> (A) [title] Swipe down from a cleaned up area of the screen (where no favorites icons are showing) until two other options will be seen. [title] Tap on the " request desktop site " option. (B) [title] Tap search for a box in the " search " popup on the upper right section of the screen. [step] Tapping inside might lead to more links, while scrolling down might ask for more. (C) [title] Tap on an app with a picture of a star. [step] It should be the icon with a star inside on the home screen of a healthy smartphone or tablet. (D) Click the x symbol in the middle of the keyboard to open it. [substeps] The selected search engines bar comes up on the right side of the page after you click on the button, below a field of random options.

Ex Output:
A


Ex Input:
[header] How to write a resume as an older job seeker [title] Open with an executive summary. [step] Avoid opening your resume with a " resume objective " which lays out all of your work experience chronologically, as this can make you appear old or over-experienced for the position. Rather, use the opening summary or narrative to describe list work experience from the previous decade. <sep> (A) [substeps] This structure will also allow you a space to explain what you can offer the company and how your professional skills will benefit them, if hired. [title] Limit your opening summary to four sentences. (B) Keeping this summary as brief as possible [title] Use a short introduction. [step] A short introduction summarizes your skills and experience in a matter of minutes; it gives us something to work on later or give us time to address the job in real time. (C) Opening with an executive summary highlights your accomplishments and leadership abilities, and also summarizes your experience as a junior analyst. [substeps] Include situations where you were often the first position the job seeker found at the end of the list, but then seized the opportunity. (D) Choose a topic that will be relevant to your present job, not just your current occupation. [substeps] Your resume essay could contain information like, " executive summary summary essay, full-time copywriter in my early 20s.

Ex Output:

A