I'm guessing you mean in Photoshop so you would
1. click the ruler tool
2. drag it along the line you know is straight
3. on the options bar, click straighten
hope this helps :)
Answer:
hung it up as a masterpiece
Explanation:
Paper can get lit the fastest. In fact, it can catch on fire in 1 second among contact.
B. Oratorio is the answer for apex