I need help with these questions please

eck for Understanding Understand and Interpret Functions: Investigation 1 Each table shows data for different throws of a ball, with input in the left column and output in the right. Use the tables for questions 1-3. Height Horizontal Height Time Horizontal Distance Time (m) Distance (m) (m) (s) (s) 10 (m) 10 2 0.2 18 1 6 20 0.9 10 14 1.8 3 18 21 20 30 10 10 2 4 24 2.5 5 30 1. Write the letter of the table for the relationship that represents a function. 2. Choose the equation that models this relationship. A. y - 6x -4 B. y = 6x C. y = 4x +4 D. y - 4x 3. If the left and right columns were reversed in the tables, which relationships would represent functions? 4. Choose the graph that represents a function. I. II. III. 5. Use the graphs above to explain how you know whether a relationship represents a function