Song VII is a poem about appearances. My poet's vanity dies in shame before thy sight is the line that depicts the personification. Thus, option B is correct.
A personification is a tool of the literature that is used to make the text more vivid and interesting as the writer compares the nonliving objects and setting to the expressions and emotions of the person.
The characteristics of humans are given to the nonliving things or the animals. Here in the poem by Rabindranath Tagore, the poet's word of comparing death is an example of personification. The word death is a living characteristic but is compared to vanity.
Therefore, option B. the use of the word death for vanity shows personification.
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