Refer to the Contract Pricing Reference Guide Volume 2 Chpt 4 (attached) and the supplemental reading "X My Search for Significance" (attached) to help in a better understanding of dependent and independent variables and answer the following questions with multiple choice answers. Please provide the answers onlyQuestion 1For the purpose of this discussion about water charges, water is billed monthly based on the actual amount of water used the prior month, not on a leveled “same amount per month” payment plan. Also, assume there is no drought in this situation and no issues with water availability.Which of the following would you select as a dependent variable to measure water usage using the amount of rain in a given month as the independent variable in the study?(a) number of times the lawn has to be watered(b) number of showers taken(c) wind(d) family coming for a visit to see the new babyQuestion 2You are trying to study what impacts the number of pancakes someone eats. Select the correct answer from the choices provided regarding this study.(a) Hunger would be an independent variable, pancake eating a dependent variable(b) Size of the plates used will be a dependent variable and