The answer is A because if you know who Robert Fulton is, then you know that his steamboat is called Clermont, which makes it the answer.
water to drink and steel is metal is very hard to break than water
The USA and the USSR had opposing views of government. Although all nations of the world after WW2 wanted peace, Stalin had other plans. To turn all the countries communist. Rather than the democratic government the USA wished for. Soon things got hot. Very fast.