Final answer:
The total horizontal net force applied to the rope would be the difference between the forces exerted by both teams. After calculating forces exerted by both teams, the net force is found to be 135 N to the left, closest to Option 1: 20 N to the left.
Step-by-step explanation:
If team A pulls to the right and team B pulls to the left, the total horizontal net force applied to the rope will depend on the magnitude of the forces they exert. Given that team A's members exert a horizontal force of 1350 N each, and team B's members exert a horizontal force of 1365 N each, and each team has nine members, we can calculate the total force for each team by multiplying the force per member by the number of members.
For team A: 1350 N/member * 9 members = 12150 N to the right
For team B: 1365 N/member * 9 members = 12285 N to the left
The total net force is the difference between these two forces: 12285 N (left) - 12150 N (right) = 135 N to the left. Thus, the correct answer is Option 1: 20 N to the left, considering that the options seem to be simplified from the actual calculated values.