Final answer:
The most likely adaptation to be found in a desert environment is succulent stems. They help desert plants conserve water and survive in arid conditions.
Step-by-step explanation:
In a desert environment, the adaptation most likely to be found is c) Succulent stems. Succulent stems store water and allow plants to survive in arid conditions. This adaptation helps desert plants conserve water and endure the extreme heat of the desert. Examples of plants with succulent stems include cacti and succulents.