Which planet is the brightest in the Solar System?
A. Jupiter
B. Mercury
C. Uranus
D. Venus
Correct Answer: D (Venus)
Explanation:
Venus is the brightest planet in the Solar System and can often be seen shortly after sunset or before sunrise. It appears bright in the sky due to its thick atmosphere which reflects and scatters sunlight. Option A, Jupiter, is the largest planet in the Solar System but not the brightest. Option B, Mercury, is the smallest planet in the Solar System and can be difficult to see due to its proximity to the Sun. Option C, Uranus, is a gas giant planet located in the outer solar system and is not one of the brightest planets in the sky.