I don’t have the picture I would really like to help
Answer: I would answer B because it is the only answer that seems logical to me. Hope this helps!
Explanation:
Was: Wilhelm Valentiner was born at Karlsruhe (Baden), and studied at Heidelberg under Henry Thode, and in the Netherlands with Cornelis Hofstede de Groot and with Abraham Bredius
Why: In 1906 he published his dissertation on Rembrandt that he started in 1904: Rembrandt auf der Lateinschule.