Which word or phrase best describes the part of panama where the canal was built? a. mountainous b. flat c. cool and dry d. warm and dry

"Mountainous" is the word or phrase among the choices given in the question that best describes the part of Panama where the canal was built. The correct option among all the options that are given in the question is the first option or option "A". I hope that this answer has actually come to your great help.