Work done by several associates with each doing a part but all subordinating personal prominence to the efficiency of the whole.
Line 7 uses personification.
The author is giving human-like attributes to the sunbeams, as they’re implying that the sunbeams “play” around.
4. The author describes the history of the Civil Rights Movement and then shows Parks' place in it.
You could estimate it to be 62 + 27= 89
But to just add them together it’s 89.3
This just deals with rounding.