Answer:
A. Learning
Explanation:
The sentence should be, "Learning a new language as an adult is more difficult than learning one as a child."
Answer: I think of Hamlet's changes as more of a wavy line--moving up and down--than abrupt turnarounds. After the Ghost speaks to Hamlet, he is steadfast in his desire for revenge, and then he wavers. He gets "proof" that Claudius did, indeed murder the king--and then he wavers. The soliloquies are, indeed, the evidence of those waverings.
Explanation: :)