Iwill give brainlist which situation represents a proportional relationship? a) the cost of a taxi cab ride of $2.00 per mile with an initial fee of $3.00. b) the height of a tree that grows 1 foot a month with a starting height of 4 feet. c) the number of pounds of dirt in a wheelbarrow with each 5 pound shoveled scoop of dirt. d) the cost of a gym membership with a cost of $22.00 per month and a one time sign-up fee of $50.00.

The answer is C) The number of pounds of dirt in a wheelbarrow with each 5 pound shoveled scoop of dirt.

Step-by-step explanation:

Of all the choices:

A) The cost of a taxi cab ride of $2.00 per mile with an initial fee of $3.00.

B) The height of a tree that grows 1 foot a month with a starting height of 4 feet.

D) The cost of a gym membership with a cost of $22.00 per month and a one time sign-up fee of $50.00.

The above all have an initial/starting/one-time constant in the relationship. So the only true proportional relationship is C) The number of pounds of dirt in a wheelbarrow with each 5 pound shoveled scoop of dirt.