Which statement gives a correct comparison of the properties of alpha-particles and beta-particles?
- AAlpha-particles are less penetrating than beta-particles because alpha-particles are less ionising.
- BAlpha-particles are less penetrating than beta-particles because alpha-particles are more ionising.
- CAlpha-particles are more penetrating than beta-particles because alpha-particles are less ionising.
- DAlpha-particles are more penetrating than beta-particles because alpha-particles are more ionising.