The correct answer is option 'C': spinning the wheel.

Explanation:
The grandmother in the given scenario is spending her time in the city by spinning the wheel. Let's understand what this means and why it is the correct answer.

- Spinning the wheel: This phrase refers to the act of spinning a spinning wheel, which is a traditional tool used for spinning fibers into thread or yarn. Spinning wheels have been used for centuries as a means of producing thread or yarn for various purposes, such as weaving or knitting.

- Context: The question provides several options, including feeding dogs, reading scriptures, spinning the wheel, and talking to neighbors. Among these options, spinning the wheel is the most suitable choice for the grandmother's activity because it aligns with traditional household chores and pastimes. Furthermore, the mention of a spinning wheel indicates a specific activity that the grandmother is engaged in during her time in the city.

- Cultural significance: Spinning the wheel has cultural significance in many societies, particularly in rural or traditional settings. It is a skill that is often passed down through generations, and it represents a connection to traditional craftsmanship and domestic work. Spinning wheels were commonly used in the past to produce thread or yarn for making clothes or other textile items.

- Symbolic representation: In literary or symbolic terms, spinning the wheel can also represent the grandmother's dedication to her domestic responsibilities or her connection to tradition and heritage. It may imply that she values her role as a homemaker and is skilled in traditional crafts.

In conclusion, the correct answer is option 'C': spinning the wheel. This choice aligns with traditional household activities, cultural significance, and symbolic representation related to the grandmother's time spent in the city.