What is the biggest difference between a unitary government and a federal government?

In a unitary system, various state governments have more power than in a federal system.
In a federal system, the prime minister has more power than in a unitary system.
In a unitary system, the central government has more power than in a federal system.
In a federal system, the central government has more power than in a unitary system.

Question

What is the biggest difference between a unitary government and a federal government?

In a unitary system, various state governments have more power than in a federal system.
 In a federal system, the prime minister has more power than in a unitary system.
 In a unitary system, the central government has more power than in a federal system.
 In a federal system, the central government has more power than in a unitary system.

Gucchi · Answer

Am I right with C?

IhelpUuHELPme · Answer

Yes, you are correct.

In a unitary system, the central government has all the power.

But in a  federal system, some powers are given to the central government while the other powers are given to the lower lvls of government.

Note: If in any case, you'd like to know more = https://www.enotes.com/homework-help/what-is-the-difference-between-unitary-and-294718#:~:text=In%20a%20unitary%20system%2C%20the,government%20(provinces%20or%20states).&text=In%20a%20federal%20system%2C%20they%20have%20a%20right%20to%20their%20powers.

( sorry if the link doesn't work -.- )

Gucchi · Answer

Thank you again.  I understand this

IhelpUuHELPme · Answer

@gucchi wrote:

Thank you again. I understand this

You're Welcome xd