Answer:
Depicting a staff as snakelike could possibly mean that it is just shaped a way a snake is; what I mean is that it may just be twirly or curvy. However if you are relating it towards symbolism it may represent evil, and possibly sneaky because snakes tend to be associated with being sly and representing the devil, which is again evil/darkness.
Living with secrets is painful is what I would put.
The answer is C.) " I saw a fine pickerel wriggling in the sun. 'Uncle!' I cried, looking back in uncontrollable excitement, 'I've got a fish!' 'Not yet,' said my uncle."
The detail best shapes the theme that one should only discuss the outcome of a task when it is complete is this passage because as he looks back in the water his hook is empty and he lost his prize: the fish. So the lesson he learns is you should not boast of anything until the task is complete as the proverb universal "Never brag of your fish before you catch him.".
Meter
7 meters - All by all and deep by deep
8 meters - and more by more they dream their sleep
9 meters - noone and anyone earth by april
8 meters - wish by spirit and if by yes