Need answer:,In 100 observations of experimental subjects, data were collected simultaneously on two variables, Variable 1 and Variable 2. Variable 1 has two categories, A and B. Variable 2 also has two categories, X and Y. 60 observations were in category A and 30 were in category X. Let the rows represent the categories for Variable 1 and the columns represent the categories for Variable 2. If the two variables are independent, what are the frequencies in the cells of Row B, i.e., cells representing the joint outcomes (B and X) and (B and Y) in the contingency table?,,, 12 and 28, ,, 18 and 42, ,, 30 and 30, ,, 42 and 28, ,