Answer:
i want to stay 13, though is 2019 29 where head of state
Explanation:
The total number of victims is estimated at about 22,000. The victims were
executed in the Katyn forest in Russia, the Kalinin and Kharkiv prisons, and
elsewhere. Of the total killed, about 8,000 were officers taken prisoner during
the 1939 Soviet invasion of Poland, another 6,000 were police officers, and
the rest were arrested Polish Intellegentsia who the Soviets considered to be
"intelligence agents, gendarmes, landowners, saboteurs, factory owners, lawyers,
officials and priests"
The best way to measure public opinion is through opinion polls - B
With opinion polls you get an idea what is the general idea about a certain topic from the public, as you usually get a high enough sample to deduce the relevant information.
To answer your second question I would say it is either B or C as being a sole proprietor usually makes you subjec to being a small business or you're forced to use factors of production less efficiently.
Most slaves were field workers, easily replaced, and therefore, the Europeans filled their pockets with goods from West Coast Africa, including human cargo.
Hope this answer helps.