Problem: How does the next paragraph end?

A woman is standing outside, talking to the camera. she
A: speaks extensively in her new york city location.

Problem: How does the next paragraph end?

How to simulate stomach acid
Use a cup of plain, white vinegar.
While vinegar is not as acidic as stomach acid, it can be used to simulate what a stomach does in a simple experiment. To use it, simply fill a cup with vinegar, and drop what you want to test into the cup.
A: Vinegar ranks at about 2 on the ph scale, so it is about as acidic as stomach acid. The acidity of stomach acid is usually in the range of 1 to 3 on the ph scale.

Problem: How does the next paragraph end?

How to understand how colon cancer occurs
Learn what is colon cancer.
Colon cancer, or as it is often called colorectal cancer is a potentially fatal type of cancer due to its metastatic potential. It is a common disease and is a leading cause of death among the elderly people.
A: Before i discuss this disorder it is useful to give an overview about the structure and function of the colon itself. All these in addition to the causes of colon cancer will be discussed here in the context of this article.

Problem: How does the next paragraph end?

How to get rid of brown spots using home remedies
Apply lemon juice directly to spots.
Lemon juice contains an acid that may help break down melanin pigment and thus reduce the appearance of spots within a month or two. Vitamin c in lemons may directly bleach the skin as well.
A:
Cut a lemon into slices and place the slices directly on the brown spots. Leave it on for about 30 minutes and then rinse off with running water.