Answer:
Venus.
Step-by-step explanation:
The order of size of planets is:
Jupiter : more than 1000 % of size of earth.
Saturn : nearly 950% of the size of Earth
Uranus : nearly 400% of the size of Earth
Neptune : nearly 390% of the size of Earth
Earth : our planet.
Venus : less than 95% of the size of Earth
Mars : less than 55% of the size of Earth
Mercury : less than 40% of the size of Earth.
Thus out of given planets the size order will be:
Saturn> Uranus> Neptune> Venus.