Which concept was NOT a part of Kepler's Laws of Planetary Motion?. Physics & Astronomy

A planet must move fastest in its orbit at perihelion
The line that connects the Sun to Mercury sweeps out the same area in a month as does the line connecting us to the Sun.
Epicycles are needed to explain the varying brightnesses of the planets
The square of the planet's period is equal to the cube of its average distance.
All planetary orbits are ellipses

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