Which of the following herbicides and defoliant were used by the US military in its herbicidal warfare programme during the Vietnam war?

Options

A. Agent black
B. Agent orange
C. Super orange
D. Both (b) and (c)

Answer

**Step-by-Step Solution:**

1. **Identify the Herbicides and Defoliants Used**: The question asks about the specific herbicides and defoliants used by the US military during the Vietnam War. The options provided include Agent Black, Agent Orange, Super Orange, and both B and C.

2. **Research Historical Context**: During the Vietnam War, the US military employed various herbicides as part of its herbicidal warfare program. The most notable among these was Agent Orange.

3. **Confirm the Correct Answer**: Agent Orange was widely used and is recognized as a herbicide and defoliant. It was part of a tactical operation known as Operation Ranch Hand, which took place from 1961 to 1971.

4. **Understand the Composition and Effects**: Agent Orange contains a harmful compound known as dioxin, which is toxic even in small amounts. Exposure to Agent Orange has been linked to severe health issues, including skin diseases, congenital deformities, respiratory problems, and increased cancer risk.

5. **Conclusion**: Based on the information, the correct answer to the question is Agent Orange.

**Final Answer**: Agent Orange.

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