Final answer:
The dish made by stirring hot stock into sautéed rice referenced in the "Food Lover's Companion" is Risotto. People may have temporary digestive upsets when moving to a new region or country due to dietary changes, unfamiliar foods, or cooking methods.
Step-by-step explanation:
The dish made by stirring hot stock into sautéed rice, as referenced in the "Food Lover's Companion", is b) Risotto. It is an Italian dish that exemplifies how regional foods can be transformed into balanced and culturally unique meals. This process of gradually adding hot stock and continuously stirring is what gives risotto its creamy texture.
When people move from one region or country to another, they may experience temporary digestive upsets. This can be attributed to changes in dietary habits, the introduction of new foods that the digestive system is not used to, or different cooking methods and spices. Within the different examples of diet from around the world, such as lentils and flatbread in India, beans and tortillas in Mexico, and a variety of meats, fish, and vegetables as found in the extract, it becomes evident that our bodies may need time to adjust to new dietary patterns.