Respuesta :
A. "Many countries," added Juanita, "use the metric system." u should be capitalized so a is incorrect
B. "On the other hand," Bill chimed in, "The metric system is for weights and measures." There are no errors in B therefore B is correct.
C. "The metric system was created in 1791," said Tony. "it is based on the meter and kilogram." "I" should be capitalized but it is not and C is incorrect
D. Cassie noted, "the United States is a big exception, however." "T" should be capitalized and D is incorrect.