a. The Itaipu Dam
b. Grand Coulee Dam
c. Â Three Gorges Dam
d. None of these
a. Carbon Dioxide CO2
b. 4% to 6% alcohol
c. Potassium Hydrogen Tartrate KC4H5O6
d. None of these
a. November 30, 1968
b. November 30, 1967
c. November 30, 1969
d. None of these