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". 

[header] How to relieve constipation after surgery [title] Use a stool softener. [step] One of the first medications to try if you're feeling constipated is a stool softener. These are easy to find over-the-counter and can help get you back on track. <sep> (A) [substeps] The way that stool softeners work is that they draw water into your stool from your intestines. This makes your stool softer and easier to pass. (B) [title] Take 600ml of stool softener before a meal. [step] Most stool softeners kill the production of prostaglandins. (C) [substeps] One good option for relieving constipation at the time of surgery is a stool softener. While stool softeners do provide temporary relief from constipation, they are expensive and will often disappoint you. (D) These medications are named for their antioxidant properties, which help reduce diarrhea and keep your stools from becoming irritated. [substeps] Remember that: the next time you're using an over the counter stool softener treatment, be sure to follow the dosing instructions.
A

A man is talking while holding a toothbrush in his mouth and starts to brush his teeth. The man continues to brush his teeth while talking some as well. the man <sep> (A) then touches his head and fingers it as well as his face. (B) has a spray bottle and sprays it onto his teeth and he's back to brushing his teeth as well. (C) grins with paste in his mouth and continues to brush his teeth. (D) spits his mouth out into the sink which continues to make him embarrassed and has him grab his toothbrush.
C

[header] How to avoid losing baby shoes [title] Measure your baby's feet. [step] You can do this yourself or you can take your baby to a shoe salesman for help. Your baby's shoes will be less likely to fall off if they fit properly. <sep> (A) [substeps] Whether you take shoes off or put them on your baby, try to keep a close eye on each shoe's size. When actually measuring your baby's foot, you should measure 5 foot (1.5 m). (B) Here is an easy way to measure your baby's feet : [substeps] Stand your baby up on a piece of paper and trace their foot with a marker. Measure the tracing from the heel to the longest toe. (C) [substeps] Always check with the salesperson if you are uncertain about how big your baby's feet are. Remember, shop only one size up, and avoid buying shoes you don't think your baby will enjoy. (D) [substeps] Start by measuring your baby's feet, not her toes. If your baby's feet are big, measure them from head to toe.

B