Answer:
Paragraph 3 of what? We have no context or anything we cant read it therefore we cannot answer the question.
Explanation:
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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 tends to use more emotional appeals for a greater sense of power
Visualize success, Concentrate on the message.
Hope this helps!