A rational agent is one that does the right thing, but what does it mean to do the right thing? Considering the consequences of the agent’s behavior, select the following true statements regarding the concept of "right thing". 理性智能体指的是有正确行为的智能体，但正确的行为意味着什么？考虑智能体行为的后果，选择下列有关“正确的行为”概念的真实陈述。
选项：

A:An agent in an environment generates a sequence of actions according to the percepts. 智能体在某个环境中依据感知生成动作序列。;
B:This sequence of actions causes the environment to go through a sequence of states. 这些动作序列引起环境改变而产生状态序列。;
C:If the sequence is desirable, then the agent has performed well.如果该序列是所期望的，则该智能体表现良好。;
D:But if the sequence is undesirable, then the agent destroys the environment.但若该序列是不期望的，则该智能体对其环境造成破坏。