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 Q]: [header] How to make silver nitrate [title] Wear proper protective equipment. [step] The chemicals necessary for this process are highly toxic and can lead to injury if not handled properly. Eye protection, gloves, and a lab coat are necessary to remain safe. <sep> (A) You should also wear long, loose sleeves or long pants to protect yourself from these hazardous chemicals. Be sure you wear good quality work clothes. (B) Long pants and closed-toe shoes, preferably without mesh, should be worn to protect against floor spills. [substeps] Eye protection should completely cover your eyes and the sides of your eyes to protect from splashes. (C) Your lab coat can protect your skin and prevent pollution while working. Ask your local hazardous waste management company to provide you with an appropriate safety gear. (D) Wear full, protective safety gear as well to get the job done effectively. [title] Choose a location for your lab lab.
[EX A]: B

[EX Q]: A little boy is climbing up the stairs of a play gym, he stops once and points at a red tube opening but passes it. He gets to the red tube slide at the top and points to it and then slides down. once <sep> (A) he gets to the bottom, he waits, lifts his legs and slides but doesn't slide. (B) on the ground he walks around for a bit then turns around and points up. (C) on, he slides across it and has a great time sliding down. (D) he reaches the bottom, he comes up and grabs the gear that is underneath him and begins to slide back down.
[EX A]: B

[EX Q]: [header] How to get a personalized license plate in texas [title] Visit the official my plates website, or call 1-888-7my-plates (888-769-7528). [title] Determine if your vehicle is eligible for personalized plates. [step] Eligible vehicles include passenger, light truck, motorcycle, trailer, travel trailer, motor homes and private buses. <sep> (A) [title] Determine if you meet annual county or city regulations and laws. [step] County and city regulations are subject to change, so consult your vehicle's owner's manual to determine the specific requirements that need to be met for your vehicle. (B) Vehicle types will be recognized by the vehicle identification number (vin), llc, or employer identification number (idd). [substeps] Interest rates range from $22.50 to $31.50 a year. (C) Those with disabilities, such as disease or low battery performance, can also qualify. [substeps] You can request a personalized plate online at www. (D) [title] Review the personalized plate options and choose a plate category. [step] Category options range from custom, t-plate, luxury or simple background only plates.
[EX A]:
D