Why do street ice cream vendors add salt their freezing mixture intermittently? A. to increase the melting point of the freezing mixture. B. to maintain the melting point of the freezing mixture as C. to reduce the melting point of the freezing mixture D. to reduce the weight of the freezing mixture

Options

A. A. to increase the melting point of the freezing mixture.
B. B. to maintain the melting point of the freezing mixture as constant
C. C. to reduce the melting point of the freezing mixture
D. D. to reduce the weight of the freezing mixture