To stabalize the national economy.
The last answer choice, women who went into important industrial jobs left vacant bz men so went overseas to fight
WWI tanks were used to lead infantry advances across no mans land (option a ). It was a welcome development, as it was hoped it would help ending the long and casualties provoking trenches type of war.
Members of the Cabinet are nominated by the President of the United States and report to the President as well. Some examples of the Cabinet members are the Secretary of State and the Secretary of Treasury.
Personally, reports to preside and prime-minster the whole cabinet collectively reports to the loks-Sabah. I hope I helped :)