In the following excerpt from a speech delivered by a well-known environmental activist, the speaker appeals to the audience's emotions to highlight the urgency of climate change:
'Every day we wake up to a planet that is crying out for help. The animals are losing their homes, the seasons are changing, and our children are staring into a future filled with uncertainty. It is time for us to rise, to take action, and to ensure a sustainable world for the generations to come.'
Which of the following best describes the primary purpose of this excerpt and its intended audience?