Answer:
Theme is to used one message a text conveys about the topic.
Explanation:
Hamlet's willingness to go with Rosencrantz and Guildenstern into a trap shows that he may be giving up. He knows the consequences he should face for killing Polonius and has not had the strength or courage to act against Claudius yet. It also is a point that he has descended further into a reality of the madness that he has been 'putting on'.
A simile is a comparison of one thing to another, for example "smart as a fox".
The only comparison to something else that I find in the lines above is "like the rusty latch" - and this is a simile. The correct answer is then a) .
Answer: Using figurative speeches and maintaning curiousity of readers.