Perestroika was a political movement for reformation within the communist party of the soviet union during 1980's widely associated with soviet leader Mikhail Gorbachev and his glasnost policy reform
They had fertile soil for growing wheat, thus making bread their main export. So they were nicknamed as the “Breadbasket colonies”
I believe A. I am not 100% sure but that is my best guess.
A chief executive officer is the highest-ranking executive in a company, whose primary responsibilities include making major corporate decisions, managing the overall operations and resources of a company, acting as the main point of communication between the board of directors (the board) and corporate
Closing their homes, and protest, I THINK check your book though, they just complained and refused shelter