Question: Ithebhulethi ye-calcium carbonate ehlafunwayo iyindlela evamile yokwelapha ukuphatheka kabi esiswini. Cishe i-calcium carbonate isetshenziswa kakhulu njengalolu hlobo lomuthi ngoba i-calcium carbonate
Options:
inesinongo esimnandi
ukuyikhiqiza akunazindleko ezinkulu.
iqeda ukuhlaba kwama-asidi okugaya ukudla esiswini. 
itholakala ngokwemvelo emzimbeni.
Answer: C