The software architecture of a program or computing system is the structure or structures of the system, which comprise software ______, the externally ______properties of those components, and the relationships between them.The architecture is not the operational software. Rather, it is a ______ that enables a software engineer to: analyze the ______ of the design in meeting its stated requirements, consider architectural alternatives at a stage when making design changes is still relatively easy, and reduce the ______ associated with the construction of the software.

A. framework B. deliverablesC. representation D. semantic models

读“南亚略图”，回答下列问题。

①填出图中字母所代表的地理名称。国家：A________，B________，D________，F________。海、海湾：M_____________，N____________。

②从图2可以看出印度的气候以________气候为主，其突出的特点是________________；印度是一个经常发生水旱灾害的国家，__________季风对印度的农业产生有重要的影响。

③A、B两国经常发生冲突，其有争议的地区是_________。