What is a hybrid zone?
a. where different ecological resources combine
b. where gene flow may occur between two populations of differing characteristics.
c. where two populations of the same species but differing characteristics coexist but do not interbreed.
d. where a species finds a niche to fill and undergoes adaptive radiation

An 88 year-old widow with uterine prolapse and multiple comorbid conditions has been unsuccessful in the use of a pessary for treatment elects to receive colpocleisis (lefort type) to prevent further prolapse and avoid more significant surgery like hysterectomy. the treatment is successful. what are the cpt® and icd-10-cm codes reported for this procedure?