In the following excerpt from a speech on the importance of community service, the speaker endeavors to inspire audience members to take action:
"Imagine a world where every individual commits just one hour a week to helping others. This small personal investment can ignite monumental changes within our communities. The impact of our service ripples through generations, nourishing the soil of society and fostering resilience against adversity. Can we afford to remain inactive? "
Based on the rhetorical strategies employed, which of the following best identifies the primary strategy utilized by the speaker?