Answer:
As of January 2021, Democrats control both houses of the Washington State Legislature. Democrats hold a 57-41 majority in the House of Representatives and a 28-21 majority in the Senate (with one Democratic senator caucusing with the 20 Republicans).
Generally speaking, a "command" economy is operated solely by a central authority, such as the officials or leaders of a society, since the central agency decides how much of every product will be produced.
The factors that made it difficult for Eastern Europe to improve its water quality were outdated sewer systems, raw water quality, worn-out water utilities and unskilled employees. So we can say that four options given in the question fits the bill perfectly. These basic infrastructural reasons were responsible for being a hurdle towards improving the water quality. <span />
Because why not lol sike I’ll help later