If a Human Were Unable to Produce Lymphoid Progenitor Cells

Multiple Choice

If a human were unable to produce lymphoid progenitor cells, predict which part of the immune system would be MOST greatly impacted?

A) Innate immunity
B) Adaptive immunity
C) Both innate and adaptive would be equally impacted
D) Neither innate nor adaptive immunity would be impacted
E) None of the answers would be impacted.