What happened in Poland in 1989?
Many solidarity candidates were voted out of office.
O Workers finally were given the right to form unions.
The Polish government banned all workers' unions.
O Lech Walesa became the first freely elected president.

chlorofluorocarbons are released via: aerosol sprays and refrigerants.

c holding free elections

the right answer is the third one: turnpikes went short distances to connect markets. turnpikes, also known as toll roads, were very important for trade and transportation (of people, goods and products) in the 19th century, coinciding with the expansion towards the west. they contributed significantly to the economic development of the united states.

this is a good question! i'll do some research and come back when i have the answer!