What does AAS promote in terms of aerospace power?

The correct choice highlights AAS's commitment to advocating support for aerospace power. This is fundamental to the organization's mission, which emphasizes the importance of aerospace in national defense, security, and technological advancement. AAS aims to encourage understanding among members and the wider community regarding how aerospace capabilities contribute to the strength and effectiveness of the military and the nation as a whole.

By focusing on aerospace power, AAS promotes the value of air and space forces, emphasizing the need for continuous development and support for these domains. This advocacy extends beyond just military applications to include the broader implications of aerospace technologies and how they positively impact society, security, and strategic interests.

In contrast, the other options either narrow the focus unnecessarily or misalign with AAS's mission. Advocacy against military actions does not correspond with the organization's primary aim of supporting aerospace capabilities. Discussion of theoretical concepts, while potentially valuable, lacks the pro-active advocacy that AAS embodies. Moreover, focusing solely on civilian aerospace careers overlooks the comprehensive nature of AAS's support for both military and civilian aspects of aerospace. Thus, the choice that aligns with the core objectives of AAS is the one that underscores the advocacy for aerospace power.