Ito ay ang paglikha ng mga produkto at paggawa ng iba't ibang uri ng paglilingkod na may layuning ipagbili at bayaran ng tiyak na halaga.

Select the correct answer from each drop-down menu. different sources are aimed at different audiences. sometimes a source can be directed at more than a single group of usually aimed at the general population across the globe. some sources may have a very specific audience. be specifically aimed at students or scholars with a background in literature.