It gathers money form donations and then uses that money to campaign for or against a candidate.
They build and grow to fit their needs.
The four factors of production are land, labor, capital, and entrepreneurship. They are the inputs needed for supply.
The correct answer is letter D. Economy. Perestroika, as announced early in his years of leadership, was Gorbachev's policy to restructure the economy. At that moment, it's one of the crucial things to be taken care of.