following statements. If you think the statement su 1. A relation is a set of ordered pairs where the first element is called the range whe the second element is the domain. 2. A function can be classified as one-to-one correspondence, one-to-many correspondence and many-to-one correspondence. 3. In a function machine, the input represents the independent variable while the output is the dependent variable. MODULES FROM CENTRAL OFFICE B. In three to five sentences, write the significance of function in showing real-life situations. C. In your own words, discuss when a piecewise function is being used.​