Which among the following was employed as a component of a jungle defoliant known as agent orange?

Options

A. 2, 3, 5-triodoberzoic acid
B. 4-chlorophenoxy isobutyric acid
C. 2, 4 ,5-trichlorophenoxy acetic acid
D. Indole butyric acid

Answer

To solve the question "Which among the following was employed as a component of a jungle defoliant known as agent orange?", we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Question**: The question asks for a specific chemical that was used in the formulation of Agent Orange, which is known as a jungle defoliant.

2. **Identify Agent Orange**: Agent Orange is a herbicide that was used during the Vietnam War to eliminate forest cover and crops. It is a mixture of two herbicides: 2,4-D and 2,4,5-T.

3. **Review the Options**: The options provided are:
- A) 2,4,5-Trichlorobenzoic acid
- B) 4-Chloro-2-methylphenoxyacetic acid
- C) 2,4-Dichlorophenoxyacetic acid
- D) Indole-3-butyric acid

4. **Analyze Each Option**:
- **Option A**: 2,4,5-Trichlorobenzoic acid - This is not a component of Agent Orange.
- **Option B**: 4-Chloro-2-methylphenoxyacetic acid - This is also not a component of Agent Orange.
- **Option C**: 2,4-Dichlorophenoxyacetic acid - This is one of the components of Agent Orange.
- **Option D**: Indole-3-butyric acid - This is a plant hormone and not related to Agent Orange.

5. **Select the Correct Answer**: Based on the analysis, the correct answer is **Option C: 2,4-Dichlorophenoxyacetic acid**.

### Final Answer:
The component of the jungle defoliant known as Agent Orange is **2,4-Dichlorophenoxyacetic acid (Option C)**.