**Question:** Which of the following has the highest amount of vitamin C:

A. Oranges
B. Strawberries
C. Kiwifruit
D. Broccoli

**Core Concept:** Vitamin C is an essential micronutrient needed for various physiological processes in the body. It is primarily obtained from dietary sources and is crucial for immune function, collagen synthesis, and antioxidant protection.

**Why the Correct Answer is Right:** D. Broccoli contains the highest amount of vitamin C among the given options. One medium-sized broccoli contains around 53.5 mg of vitamin C, surpassing the vitamin C content in other options.

**Why Each Wrong Option is Incorrect:**

A. Oranges (47 mg per medium orange): Although oranges are a common source of vitamin C, broccoli has more.
B. Strawberries (49 mg per 100 g): While strawberries are rich in vitamin C, broccoli has a higher amount.
C. Kiwifruit (54 mg per 100 g): Similar to strawberries, kiwi fruit is abundant in vitamin C, but broccoli has more.

**Clinical Pearl / High-Yield Fact:** Vitamin C deficiency can lead to scurvy, a disease characterized by gum inflammation, bleeding, and weakness. Ensuring a sufficient intake of vitamin C-rich foods, such as broccoli, is crucial to prevent scurvy and support overall health.

**Correct Answer:** D. Broccoli