Why is Brain Drain negative for the country of origin? Support your answer with few points. Each points must be briefly explained.

The departure of skilled workers can weaken developing countries, especially smaller ones, by depriving them of important skills and workforce. ... Brain drain is also criticised for producing a fiscal burden on the country of origin as it loses out on the skills of a publicly trained and educated workforce.

d. new methods of assembly are introduced.

explanation:

this allows for the goods to be made on a larger scale. not faster because now it is shown to be made better, hence the greater productivity in the question. it is calling for something new to be introduced.

a. i. only is correct.