That would be A, an adjective phrase. :)
"Has been waiting" should be your answer. a simple predicate is the verb or verb phrase in the sentence and it usually tells what the subject does.
Answer:
The relationship between "linguistics and power" is now widely recognized by most linguists. Strong institutions and citizens use language as a tool for building and maintaining their influence
-Hope this helps ❤️
<span>Felonies is spelled correctly.</span>
The tree of lifee........