Systema naturae was written by

Options

A. Linnaeus
B. Aristotle
C. Darwin
D. de Candolle

Answer

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks who wrote "Systema Naturae."

2. **Recall Historical Context**: "Systema Naturae" is a significant work in the field of biology and taxonomy. It is essential to know the historical context of this book.

3. **Research the Author**: The author of "Systema Naturae" is Carolus Linnaeus, a Swedish botanist, physician, and zoologist.

4. **Publication Year**: Linnaeus published "Systema Naturae" in the year 1735.

5. **Content of the Book**: In this book, Linnaeus introduced a new classification system for living organisms, dividing them into three kingdoms: the animal kingdom, the plant kingdom, and a third kingdom that he referred to as the kingdom of stones.

6. **Select the Correct Answer**: Based on the information gathered, the correct answer to the question is option A, Linnaeus.

**Final Answer**: Systema Naturae was written by Carolus Linnaeus (Option A).

---