Answer: for justice
In the statement " Many groups worked diligently for justice", the complete prepositional phrase is "for justice". A preposition presents or shows the relationships of the different elements in the sentence therefore, a prepositional phrase commonly is made up of a preposition and an object of the preposition. In the statement above, the presposition is "for" while the object of the preposition is the word "justice". It is very easy to spot a prepositional phrase because they neither have a subject nor a verb but prepositional phrase adds or leads the readers to more information .
They change shape due to a number of reasons.
The easiest reason to understand why they change is that they erode.
The coasts around the the world erode due to waves hitting cliffs, the wind batting against the coasts etc. Over a long period of time we can see that they change in shape.
(sorry I don't know why they move)
In my opinion Macbeth doesn’t care about other people and he was willing to kill that other man for victory. His actions are thoughtless.
The two major issues it dealt with were raising money for war with Spain and the imprisonment of Lionel Cranfield, the finance minister for the Crown.