Cells Transplanted from the Neural Tube of a Frog Embryo

Multiple Choice

Cells transplanted from the neural tube of a frog embryo to the ventral part of another embryo develop into nervous system tissues. Which of the following claims about the transplanted cells is most consistent with the results?

A) the cells were totipotent
B) the cells were determined
C) the cells were differentiated
D) the cells were mesenchymal