Answer:
By studying his thoughts
He could think something but not show it in any way, therefore thoughts
Answer:
Many writers use imagery to convey a picture without saying directly what the image is. ... Imagery is an important element in writing. Imagery can stimulate the imagination and create vivid pictures in the mind.(If you look many best-sellers play heavily on imagery)
Because at the beginning they fell in love then at the end they die together.
I thinks it's B but C can also be an answer but I would go with B