The last “wild” Indian in North America, according to anthropologist

The last “wild” Indian in North America, according to anthropologist Alfred Kroeber, was the lone survivor of California’s lost Yahi tribe, which staggered out of the mountains near Lassen Peak in 1912, deep in mourning for the last of his companions, expecting to be butchered and eaten by white ranchers.

(A) which (Modifier Error) Which refers to all nouns except human beings. Yahi tribe is human beings hence who should be used.
(B) who (the best option)
(C) that (modifier error) that is used for all common nouns except human being
(D) the survivor having (incorrect usage of having) redundancy in meaning
(E) having (incorrect usage of having) redundance in meaning