Answer:
The Ukraine's government used the phrase "full-scale war" in order to convey the severity of Russia's invasion of Ukraine.
What does a Full scale war mean?
It means that a conflict between nations is quite severe in that it is being fought in an intense manner and has a lot of resources directed towards it.
Russia invaded Ukraine and dedicated about 100,000 soldiers to the operation. They are also fighting heavily and shelling some cities. They are therefore engaged in a full scale war.
In conclusion, option B is correct.
Find out more on the Russia - Ukraine conflict at brainly.com/question/26660181.
Explanation: