On an electron micrograph, the measured length of a mitochondrion is $17.1\ \text{cm}$. The magnification of the electron micrograph is $\times 38\,000$. What is the mitochondrion’s actual length?
- A$0.22\ \mu\text{m}$
- B$0.45\ \mu\text{m}$
- C$2.22\ \mu\text{m}$
- D$4.50\ \mu\text{m}$