to determine the total economic cost of building a courthouse, a government leader should\n○ multiply the…

to determine the total economic cost of building a courthouse, a government leader should\n○ multiply the cost of labor by the cost of materials.\n○ add the cost of labor and materials.\n○ subtract the cost of labor from materials.\n○ divide the cost of labor by the cost of materials.
Answer
Answer:
add the cost of labor and materials.
Explanation:
Step1: Define total economic cost
Total economic cost is sum of all costs.
Step2: Identify relevant costs
Here, labor and material costs are main ones.
Step3: Determine operation
To get total cost, we add them.