What is the topic of said essay? I 'd be happy to help.
It might be clearer to say: According to the dictionary, a squawk is not the same thing as a squeak. there's no need for them to be plural in your sentence and it's likely that, in the dictionary, they're listed as "squeak" and "squawk" singularly. when describing dictionary definitions it's best to use the form of the word that the dictionary uses for clarity.
Answer:
I always like to begin that kind of a speech with some way to relate to the listeners. For example, if you're writing about how much it annoys you when your sister leaves her clothes on the floor, you might begin by asking "How many of you have siblings?" and then continue to add on to that. It makes your audience feel more like you're talking <em>to </em>them, and not so much <em>at </em>them.
Explanation:
I think it’s D. Ocean trenches
<em>How it works. </em><em>A camera obscura is a dark room with a small hole in one wall in its simplest form.</em><em> When it's bright outside, light enters through the hole and projects an upside-down image of the outside world onto the wall opposite the hole.</em>