A Group of Adults Aged 20 to 80 Were Tested

A group of adults aged 20 to 80 were tested to see how far away they could first hear an ambulance coming towards them. An equation describing the relationship between distance (in feet) and age was found to be: Distance = 600 - 3 *Age
Based on the equation, what is the strength of the relationship between distance and age?

A) There is a strong relationship.
B) There is a weak relationship.
C) There is no relationship.
D) Strength can't be determined from the equation.