answer;
strategies and objectives
explanation;
selection is influenced by several factors.
more prominent among them are supply and demand of specific skills in the labor market, unemployment rate, labor-market conditions, legal and political considerations, company's image, company's policy, hrp, and cost of hiring.
ps; sorry if my answer is wrong, you didn't give much info on the choices so i had to make do with the minimal info you provided. i hope it still helps you :)
