Ok so I believe that skimming is just quickly reading through the passage to look for keywords through the text to get the general overview....but previewing is getting an idea of what the text is abt withought reading the main body of it. Hope this helps!
Answer:
41 degrees to 140 degrees.
Explanation:
The danger zone in food safety terms refers to the temperatures within which food should not be kept or else it will probably become contaminated. Bacteria can easily develop in food if it's kept within the temperatures between 41 and 140 degrees Fahrenheit for more than two hours. In such cases, food should be thrown away. This is the reason why fridges should be set at a temperature of under 4 degrees Celsius anyway to prevent food from going bad.
The simile of Lines 18 through 23 compares the storm clouds that whip across the sky from the horizon to the zenith to: locks of hair of a frenzied woman. (Ode to the West Wind).
I have no idea that ones hard
I think the preposition is the word (about).