A steel rule may be read to the nearest millimetre. It is being used to determine the length of a bar whose actual length is $895\,\text{mm}$. A series of repeat measurements produces these readings. length/mm: $892, 891, 892, 891, 891, 892$. Do these readings show accuracy and precision to within $1\,\text{mm}$?
- Aresults are accurate to within 1 mm: no; results are precise to within 1 mm: no
- Bresults are accurate to within 1 mm: no; results are precise to within 1 mm: yes
- Cresults are accurate to within 1 mm: yes; results are precise to within 1 mm: no
- Dresults are accurate to within 1 mm: yes; results are precise to within 1 mm: yes