The diagram presents an electron micrograph of virus particles in a human nucleus. What is the diameter of the virus particle labelled on the diagram?
- A$1.5 \times 10^{0}\,\mu\text{m}$
- B$1.5 \times 10^{-2}\,\mu\text{m}$
- C$1.5 \times 10^{0}\,\text{nm}$
- D$1.5 \times 10^{2}\,\text{nm}$