Will mark brainiest!!!

When apples were introduced to North America some individuals of a species of maggots that fed on hawthorns began to grow in apples. Over time a species that fed exclusively on apples emerged and became separate from the species that fed on hawthorns. This type of speciation is called

A) sympatric speciation.
B) allopatric speciation.
C) parapetric speciation.
D) peripatric speciation.