B. Botanists consider all plant parts with seeds to be fruits, but nutritionists consider many of them to be vegetables.
Explanation:
Option B is the correct answer.
From the given passage, we will discover that it is stated that botanists classify plants with seeds to be fruits. The passage went further to explain that for the nutritionists, fruits are sweet and fleshy. The nutritionists believe that vegetables are eaten as part of a meal.
As a result of that they see many of the plant parts with seeds to be vegetables in contrast to what the botanists say.
