The signal word "while" serves what purpose? O It signals a similarity between alligators and
crocodiles.
O It signals a difference between alligators and
crocodiles.
O It signals that more information about crocodiles
follows.
O It signals that the reader is nearing the end of the
text.

Think D no sure

Explanation:

The answer is B, it signals a difference between alligators  

Explanation:

If you use while in a sentence comparing two things as a conjunction...it's meaning changes to show the contrast between the two ideas.  

Ex: Crocodiles have long, pointed snouts WHILE alligators have wider and rounder snouts.  

In this case While is highlighting the difference between the two animals.

the best practice

1. keep your workspace clean

2. wash your hands

3. seperate and clean chemicals and equipment

4.   use microfiber cleaning utensils

5. clean and sanitize all work surfaces

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peace, morning, sun glooming, sorrow, woe pardon’d, punished, more hence, talk, story. all of these three words have to do something with a depressed, regretful tone. woe is another word for misery, heartache, so all of these words are about unhappy feelings.