​What's a Major Difference Between E6010 and E6012 Electrodes

Multiple Choice

​What's a major difference between E6010 and E6012 electrodes?

A) ​E6010 electrodes produce less penetrating welds.
B) ​E6010 electrodes generate less spatter.
C) ​E6012 electrodes generate less smoke and produce a thicker slag layer on the weld.
D) ​E6012 electrodes produce stronger welds.