Question: Ibuphi ubuchwepheshe osebuncede ososayensi banqume ngokwe qiniso unmyaka wezinsalela kanye nesiphetho mayelana noshintsho lwezinto eziphilayo ngokuhamba kwesikhathi?
Options:
i-radioactive dating
i-microscopy yama-electron
ukususwa kwebala
ukubola kombala
Answer: B