Kaj Birket-Smith (20 January 1893 – 28 October 1977) was a Danish philologist and anthropologist. He specialized in studying the habits and language of the Inuit and Eyak. He was a member of Knud Rasmussen's 1921 Thule expedition. In 1940, he became director of the Ethnographic Department of the National Museum of Denmark.

Choose your answer: based on the paragraph above can we conclude that "Kaj Birket-Smith is not a female."?

Available options:
 + Yes.
 + It's impossible to say.
 + No.
I think the answer is
Yes