Explanation:
B & C. Plato communicated his work through conversations and letters.
According to Washington, the colonists needed to accept the taxes and have representation in Parliament in order to pass taxes on them in the first place.
They lost five of their ports to the US
The USSR and other Warsaw pact nations invaded
There were many obstacles to overcome in building the canal. The dense jungle, The elevation of the mountains, Getting the soil and rock out of the way, The difference in tides between the Pacific and the Caribbean. and diseases like Malaria and Yellow Fever. I hope this helps you out and have a good day. :)