Final answer:
The main theme across the selections is the compassion and bonds between humans and animals, particularly domestic pets. The best answer would encompass this theme, which is most closely related to options (a) and (d) that speak to the adoption of animals and the care of a rescued kitten.
Step-by-step explanation:
Based on the provided selections, the question is asking for a sentence that captures the main idea or theme that runs through the texts. Although no singular narrative exists across the excerpts, the common element relates to the bond between humans and animals, specifically the compassion and emotions stirred by these relationships. The selections convey instances of care and attachment to animals, a connection to past pets, a rescue and adoption of animals, and the way animals integrate into human life and events.
When examining the answer choices in relation to the selections, none of the options perfectly encapsulate the entirety of these excerpts, which reveal a broader theme than just the details presented in the answer options. Despite this, we can deduce that the human-animal relationship, particularly in caring for domestic animals, is a central thread. This theme is most closely aligned with option (a), which mentions an ongoing commitment to animal adoption, and option (d), which highlights the transformation of a rescued kitten into a cherished pet.