Given two files, GrizzlyBear.java and Salmon.java: If both classes are in the correct directories for their packages, and the Mammal class correctly defines the findSalmon() method, which change allows this code to compile?() ["add import animals.mammals.*; at line 2 in Salmon.java","add import animals.fish.*; at line 2 in GrizzlyBear.java","add import animals.fish.Salmon.*; at line 2 in GrizzlyBear.java","add import animals.mammals.GrizzlyBear.*; at line 2 in Salmon.java"]
在ISO9001族标准中,内部审核时()。 ["内部质量管理体系审核","内部产品质量审核","内部过程质量审核","内部质量管理体系、产品质量、过程质量的审核"]
相同要素说的主要提出者是()。 ["贾德","苛勒","奥苏伯尔","桑代克"]
房地产的市场交易价格是买卖双方()、()、()。 ["收支价款的依据","签订合同的依据","缴纳契税的依据","交付管理费的依据"]
创设室内游戏活动区的设置基本要求是什么?
结合周卫老师报告简述教师学习特点。