How did trench warfare change the nature of fighting during World War I? A.
Armies had to abandon the use of heavy artillery.
B.
Paratroopers were used to get behind enemy lines.
C.
Troops were forced into defensive positions leading to a stalemate.
D.
Civilians were forced to engage in military activities that increased casualties.

Which statement describes the central idea of the text? a. while the nigerian government has the wealth to improve the conditions in prisons, they continue to view it as a low priority. b. nigerian prisons neglect the physical and mental health of their prisoners by failing to provide them with basic necessities and services. c. the inhuman conditions in nigerian prisons could easily be improved, but the environment is considered part of prisoners' punishment. d. conditions in nigerian prisons are slowly improving as non-government organizations and citizens are providing much-needed equipment to the prisons.