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.
he copy answers.
<em>-</em><em> </em><em>Trusted</em><em> answer</em>
Answer:
girl or boy this is more then one
Explanation:
C
I had this question before, I also struggled a lot but I got it correct