Which of the following statements is consistent with data from the World Trade Organization with regard to the volume of world merchandise trade?

Group of answer choices

The volume of world trade has grown faster than the volume of world output since the $1950$s

Since the mid$-1980$s$,$ the value of international trade in services has reduced considerably

More and more firms are assembling their products in one single nation to save costs and time

Firms are finding their home markets protected from foreign competitors