When the price is set below the equilibrium consumer demand increases, the effect of this increase in demand is a

faithful servants eumaeus and philaetius:

his ragged vest then drawn aside disclosed the sign conspicuous, and the scar exposed: eager they view'd, with joy they stood amazed with tearful eyes o'er all their master gazed:

these servants know ulysses by the scar he got when he was a child - so when he showed them the mark, they immediately knew this is truly their master and they hugged him, finally starting to believe his words.

the answer is d: message a character's thoughts

i think the best answer would be d allowing 30 seconds between response would give time for what was already said to sink down in your mind.