Write the Word or Phrase That Best Completes Each Statement $$\text { Given a logistic growth function } y = \frac { c } { 1 + a e ^ { - b t } } \text {, the limiting value of } y \text { is }$$

Write the word or phrase that best completes each statement or answers the question.
Provide the missing information.
- $$\text { Given a logistic growth function } y = \frac { c } { 1 + a e ^ { - b t } } \text {, the limiting value of } y \text { is }$$ ــــــــــــــ