That would be the <span>precession of Mercury's perihelion.
In simpler terms this would mean that the Mercury's orbit, perihelion, did not behave as it should according to the Newton's laws. That is its rotation of the orbit, the precession, was strange as it was at its closest to the sun at different places as it slowly moves around the sun.
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Pretty sure it is C because it it divisible by 3. If you divide 15 you get 5 and if you divide 6 you get 2.
Answer: B
Implied powers are ones that the federal government has but they are not written in the Constitution of the US
