What does shake a leg as an idiom mean? ?

me with this

question 1: d) the old man continued, "in the long run, what people think about shepherds and bakers becomes more important for them than their own destinies.'"

question 2: d) by providing a different perspective and encouraging the englishman to never give up, the boy him to discover the alchemist.

question 3: c) the stones he gave santiago the boy to recognize omens, which will him on his journey to find his personal legend.

question 4: d) when the englishman wants to quit, santiago doesn’t allow the englishman to give up.

question 5: a) by instructing the englishman to go and try, the englishman is motivated to continue on his journey toward his personal legend.

explanation:

this is what i put and it was correct

it's a way for authors to communicate with reader in this time period. books from the past can teach us about life.