The advantage of the weighted-average method is that

Explanation:

A weighted average method is an Inventory costing method. In this method, the cost of the products in the inventory are calculated. All products are assigned the average cost. This method is the easiest to calculate the cost of the inventory by getting the total cost and then assigning the average cost to each item. The advantage of this method is that, there are some products who has complex cost structure and it is usually difficult to calculate the complex cost structure, so weighted average method provides an easy way to calculate the cost of all the inventory items by just calculating the total cost and then assign the average cost to all the items present in the inventory.

answer; tech (a) is correct;

answer; to open a new transaction, the user should type the code/0 along with a new transaction code, when done with that the user should press enter to open the transaction; good luck;