This is the correct answer as to to <span>what extent has the presence of a true coelom in animals changed over the course of evolution:
</span><span>the presence of absence of a true coelom appears to have changed mutliple times during the course of evolution</span>
The answer to this problem is c
Answer: The Magna Carta was a contract signed by king John in 1215. It implied that the king would not violate rights again. Why Magna Carta was important because it limited power of rulers. It also introduced the idea or writing humans rights. The reason the Magna Carta was signed and existed as a contract because the abuse of power by tyrant. The people wanted equality in the power they wanted a say so.
I hope this helps :)
December 7th (1984) :))))