When preparing the cheese for their pizzas, the cooks at brian's pizza restaurant mix 1 kilogram of parmesan cheese and 9 kilograms of mozzarella. at jeff's pizza restaurant, the cooks mix 2 kilograms of parmesan cheese and 16 kilograms of mozzarella. which restaurant uses a lower ratio of parmesan to mozzarella?
brian's restaurant
jeff's restaurant
neither; the ratios are equivalent

Ascientist studied a population of workers to determine whether verbal praise and/or tangible rewards affect employee productivity. in the study, some workers were offered verbal praise, some were offered tangible rewards (gift cards, presents, and some were offered neither. the productivity of each participant was measured throughout the study by recording the number of daily tasks completed by each employee. which inference might the scientists make based on the given information? a.) the number of daily tasks completed by each employee may influence the dependent variable, which is whether the employee receives verbal praise, tangible rewards, or neither. b.) verbal praise and/or tangible rewards may influence the independent variable, which is the number of daily tasks completed by each employee. c.) verbal praise and/or tangible rewards may influence the dependent variable, which is the number of daily tasks completed by each employee. d.) the dependent variables, which are verbal praise and tangible rewards, may influence the number of daily tasks completed by each employee.