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 know if your dental fillings need replacing [title] Watch for tooth sensitivity. [step] If you have fillings that need replacement, you'll likely feel it first. Paying attention to the physical symptoms of old or decaying fillings can let you know if it's time to have your dentist replace them. <sep> (A) One sign that your fillings may need replacing is if you have tooth sensitivity to temperature, sweets, or pressure. [substeps] Pay attention when you bite into any cold, hot, or sweet foods. (B) Teeth sensitivity occurs when gums become severely stained with white blood. These white discolorations are mainly due to gum disease, but most commonly introduce a white blood cell colony to the side of your mouth. (C) Once your doctor notices an increase in tooth sensitivity, he or she can return you to the dentist. [substeps] Are your teeth hurt or moist? Severe tooth pain, cramping, sensitivity, or tingling are all signs that they need replacement. (D) [substeps] Bad tooth sensitivity is usually not a problem until it gets worse and you start to feel pain. You may experience sensitivity at night and bad teeth at the same time.
answer:
A

question:
The woman grab the cup with her mouth and drinks all the beer buttons up. woman wearing white shirt and white blazer <sep> (A) stands in a decorated white room holding a cup banging on a drum. (B) grab the rings and walks up the stairs. (C) comes up and put on the lady drinks beer with her mouth and face. (D) is in a bar and drinks a beer glass.
answer:
D

question:
[header] How to set a bulova watch [title] Pull out the crown. [step] Locate the crown at the side of the watch. Pinch it between your thumb and index finger, then lift it straight out to the side. <sep> (A) The crown should now pop out, hanging from the side of the watch behind the shoulder collar. [substeps] Keep your hand as still as possible while you hold the crown in place. (B) Try to remove some of the stiffness. If it's frustrating, the crown should be moved into a new position. (C) [substeps] If you don't have a crown, you can also use a nickel-sized device, then slide it onto the shiny side of your watch. [title] Pair the crown with a silver watch. (D) [substeps] If the watch has a second hand, wait until the second hand reaches the 60th second mark (the 12th hour mark) at the top of the clock before pulling out the crown. The crown should click into an " out " position without resistance.
answer:
D