You are given a passage. You need to construct a question about the information present in the passage. Construct a question in such a way that (i) it is unambiguous, (ii) its answer is the whole paragraph. Avoid creating questions that can be answered correctly without actually understanding the paragraph.

There are several possible causes for headaches. According to a Chiropractor friend of mine, dehydration is a major cause. For example, too many Margaritas one night can leave you seriously dehydrated, hung over and with a headache the next day.
Other causes are stress, allergies, etc. Dr. Hoffman's reference below explains some of these in detail.
what is the cause for headaches

Open paint...
Hit file > open and find your picture. Open it up in paint...
Go to the Image tab and hit "stretch and skew"
Enter the same percentages in both squares. Try 25%...

If this is no good, hit Edit > Undo and try another percentage until you get the size that you need...
Hit File > Save as and file it in a flder in your "My Documents" file, like maybe, My Pictures...
Then you can find it there to Email or whatever...
how can i reduce the size of a picture?

Oseltamivir is an antiviral drug, a neuraminidase inhibitor used in the treatment and prophylaxis of both influenza A and influenza B. Oseltamivir was the first orally active neuraminidase inhibitor commercially developed. It was developed by Gilead Sciences (Donald Rumsfeld is a major stockholder of Gilead Sciences) and is currently marketed by Hoffman-La Roche (Roche) under the trade name Tamiflu®️.
What is tamiflu?