In the beginning of scene II, Hamlet refers to Rosencrantz as a sponge. Explain Hamlet's meaning regarding this reference. Provide 1 quote to support your answer.

Hamlet says that like a sponge, Rosencrantz and Guildenstern soak up information for the king and then the King squeezes it out of them. Then they are ready to be used again,

"When he needs what you have gleaned, it is but squeezing you and, sponge, you shall be dry again."