The delegates discussed improvements for the Articles of Confederation, this was in September 1786 and the delegates actually called for the Constitutional convention.
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The correct answer is letter C
Explanation: Terrestrial planets are those formed mainly by rocks and metals, have a solid surface without the incidence of rings, as is the case with Mercury, Venus, Earth and Mars. Mercury is the smallest planet in the solar system, its core consists of dense metal, especially iron.
