instruction:
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". 
question:
[header] How to write a newspaper headline [title] Understand the key elements of a newspaper headline. [step] A good newspaper headline will be factually correct, connect to ordinary readers, attract attention using active words, and match the tone of the article. [substeps] Accuracy is very important when writing a newspaper headline, as you do not want to create an unintended meaning or confuse your reader. <sep> (A) It's critical that headlines match a published page or text. So do not simply copy and paste the journalist's name or a non-published article after a headline and e-mail the cover letter to the editor. (B) [title] Include a colon at the top of the page and then a colon after it. [step] The first colon will act as a prompt and the other colon will be used to write the rest of the article. (C) The headline should be at least three-quarters of the way down the entire body of the article. Rarely is a headline more important than the rest of the article. (D) Avoid exaggerating or embellishing the content in the article by using an overblown headline. Instead, aim to communicate clearly with your reader through a short, one to three word headline.
answer:
D


question:
[header] How to recognize chickenpox [title] Watch for symptoms on the skin. [step] Approximately one or two days after developing a runny nose and sneezing, you may see red spots on your skin. These dots often start on the chest, face, and back, are often itchy, and can quickly spread to the rest of the body. <sep> (A) [substeps] When this occurs, it may also be due to a new virus. If you experience any major allergic reactions to chickenpox, such as hives or rashes, contact the doctor. (B) If you suspect that you may have chickenpox, you can easily detect these signs and get medical care. [substeps] These red itchy spots may be small, crisp, or feel tight when you press them onto your skin. (C) [substeps] If you are experiencing a runny nose, you may also develop a flu or fever the following day after taking chickenpox. Syphilis, the " natural flu, " often shows up early in the infection, and even greater in children. (D) [substeps] These red spots will turn into red bumps and then small blisters (vesicles). These spots contain the virus and are highly contagious.
answer:
D


question:
[header] How to kill voles [title] Keep your grass trimmed short. [step] Underbrush and grassy areas are great for voles to create hidden runways. Get rid of tall weeds and grass that can act as perfect cover for voles. <sep> (A) Possums are the biggest threat during the winter because they tend to eat the grass, making them vulnerable to pests like urrusy species. [substeps] Do not leave your trees or bushes unattended while you're getting rid of a voles. (B) Be sure to dispose of grass and leaves when yard cleaning as exposed piles are great for voles, as are piles of wood and debris. [substeps] Think about what would be good shelter for voles and look to eliminate them from your yard. (C) [title] Limit your number of vehicles on roads and other public areas. [step] Ditch parking or stop signs on roads, and close your doors if you see voles, or they look like they're getting ready to strike. (D) [title] Start building a fence around your yard. [step] Use wood nails to fasten metal frames to wood structure or hang aluminum wire between the gaps in your fence.
answer:

B