US invades Afghanistan to eliminate taliban and terrorist activity, to destroy Al Qaeda. After 9/11, the US asked the Taliban to turnover Laden, but they refused. The US then invaded Afghanistan. Johnson's policy to sustain bombing campaign against North Vietnam,which intended to stop flow of soldiers into the South.
The correct answers are 1 and 2. A scientist is guided by their curiosity. The investigation allows the scientist´s curiosity to develop studies through both objective and subjective questions. The scientist goes beyond the answers, they seek to understand why and the impact of the answers.
<em>The sense of what is good and right is related to moral and ethics. Reasoning and judging things under this terms and making decisions or taking actions based on values as “right x wrong” and “good x bad” are kind of a deep-down sense of morality or ethics.</em>