MCQOPTIONS
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				| 1. | 
                                    Which of the following isotopes of carbon is/are used in carbon dating? [CDS] | 
                            
| A. | \[_{6}{{C}^{12}}\] only | 
| B. | \[_{6}{{C}^{13}}\] only | 
| C. | \[_{6}{{C}^{14}}\] only | 
| D. | \[_{6}{{C}^{12}}\] and \[_{6}{{C}^{14}}\] | 
| Answer» D. \[_{6}{{C}^{12}}\] and \[_{6}{{C}^{14}}\] | |