Answer:
The correct answer is letter "A": parent; third.
Step-by-step explanation:
In the corporate world, a parent country is a country from where a company is originally and typically is where its headquarters are located. The entity has many branches around the world through different international market associations such as subsidiaries, ventures or franchises but the main decisions of the course of the company are taking from the headquarters.
In the same way, a third country represents a country that has relative influence in the operations of the corporation usually by providing labor hand. A company can have pool human capital from as many different countries as it considers suitable for the operations.