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".

He then discusses what to do when a sunburn does occur, how to handle it to take care of your skin. a slide <sep> (A) shows that he should be in a building showing how to iron, then he begins by giving the results of another remove. (B) shows a person's finger and toe nails are shown before he jumps on an ironing board to iron. (C) show of a razor obtain; first is placed in a glass, then in a bowl. (D) is shown to make us aware of when a sunburn is bad and needs medical attention.
D

[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.
B

[header] How to reset your fitbit [title] Plug your charging cable into your computer. [step] Use the usb ports on your computer to plug your fitbit charging cable into your computer. [title] Plug your fitbit tracker into the charging cable. <sep> (A) [step] The fitbit tracker is a circular, gray thread on the top-right corner of your tracker. [title] Press and hold the " f8 " button. (B) [step] The charging cable is specifically designed to connect to your fitbit tracker. [title] Press and hold the button for 12 seconds. (C) [step] The charging cable is portable and can be plugged into a computer by attaching an adapter to the charging cable. [substeps] Connect your fitbit charger to your computer using its charging cable. (D) [step] The fitbit won't work for battery unless you have one, as it cannot charge the device, not including also your phone. [title] Power on your fitbit charger and turn on your device.
B