Answer:
The first trilobite species went extinct and its ecological niche was occupied by another species, which may have evolved from the first cap
Explanation:
Considering the knowledge of geography and the situation you described in the text, the correct answer is that ", the Trilobite species went extinct and its ecological niche was occupied by another species, which may have evolved from the first cap.
An acute angle is less than 90 degree ;)
Most populated city is Tokyo and most populated country is China
A fortuneteller? Other names are soothsayer, seer, clairvoyant, and oracle.