Answer: A) Apostrophe.
Explanation: In literature, apostrophe is a figure of speech that consists in a conversation between the speaker and someone who is not present or is dead, or speaks to an inanimate object. In the given excerpt we can see an example of the use of apostrophe, because the speaker is talking directly to the tree at his window (an inanimate object). So the correct answer is the corresponding to option A.
