The pro noun is her so this is the right answer
Use italics for the word “Figure” followed by a sequential number (assuming you are using more than one image).
Give the image a brief, descriptive title.
The creator or owner of the image and its year of creation, preceded by the word Source: and enclosed in parentheses.
I think it should replace the “.” after slogan. Hopefully that is the answer?
Is there text along with this paper, such as a book or news article?