Tumor Cells Were Grown in a BALB/c Mouse,then Were Collected

Tumor cells were grown in a BALB/c mouse,then were collected and irradiated and injected into a second BALB/c mouse.No tumor formed in the second mouse from the irradiated cells.If non-irradiated cells from the same tumor were later injected into this second mouse,what would you expect to happen?

A) A tumor would form at the injection site.
B) No tumor would form.
C) An even more aggressive tumor than the original would form at the injection
Site.
D) The mouse would have a severe autoimmune reaction.
E) None of the above.