Of the four options, only baths belong to a water system of an estate, so the correct answer is C.
Aviary is a birdcage, colonnades are supporting columns and wrestling grounds are areas used for wrestling.
These satellite to put it by the Soviet union which was the beginning of the space race during the Cold War
Answer:
The 300,000-year-old bones and stone tools were discovered in a surprising place and could revise the history of our species
By Ed Yong