Regarding Mixing Methods

Regarding mixing methods,

A) prior to mixing, all ingredients should be either cold or at room temperature, depending on the specific method, in order to obtain the desired dough consistency.
B) the dough temperature determines whether the dough is too soft, too firm, or just right.
C) it is important for the dough to reach the desired degree of cohesion because this influences the dough handling characteristics and the final quality of the baked item.
D) all of the above answers are incorrect