Yes the answer is number 4
<span>Media professionals and librarians are important professions in society, but their roles are changing because of social media. For example, social media allows everyone to self publish, so media professionals must work to differentiate the work they do. Similarly, librarians must change their approach to curated content to keep pace with the changes technology brings.</span>
The law of supply and demand
It ships the whole world's oil.
d. Sasha will own the house and earn equity as its value increases.
