Answer:
If you go by definition of an expository essay, it would probably be D
Currently, every person seems to be connected to a cell phone or tablet. Technology prevents people from having a quiet lunch, chat to each other and spend time as a family. Apart from that, instead of calling or even drop by to see how the other person is, they send an audio. Social media is making society less sociable! Kids spend their time playing on- line games instead of playing games in the park. Examples are extensive and opportunities to relate to each other face to face are getting fewer by the day.
Have* this is because has* is past tense and have is more appropriate since there are multiple things you are referring too (Mercury, Venus, Earth and Mars). To be honest, these planets have a molten core.
<span>In the question they mentioned Come and show me another city with lifted head singing so proud to be alive and coarse and strong and cunning. Here is a tall bold slugger set vivid against the little soft cities. In the first line they mentioned singing, which would appeal to the sense of sound. So the answer should be 'hearing.'</span>