Which of the following statements cannot be supported by Kepler's laws of planetary motion? a. The distance of a planet around the sun changes throughout its orbit.
b. The speed a planet is moving around the sun changes throughout the year.
c. The orbital period of Mercury can be calculated using the orbital period of Jupiter and the average distances of both planets.
d. The age of the four largest planets can be determined using the age of the four smallest planets and the average distances of each planet.

Employer informs its employees that it will hold a substantial cash prize drawing for each work group at the end of each month in which no employee in the work group sustains a lost-time injury. tyra reports an injury that she sustained while operating a mechanical power press. tyra did not violate any employer safety rules when she sustained her injury. tyra’s injury requires her to miss work for two days. her employer cancels the cash prize drawing for that month for tyra’s work group because of tyra’s lost-time injury. did the employer misuse an incentive program to retaliate against tyra?