How to make a marble mirror cake<br>Preheat the oven to 350 f. Beat the cake mix, butter and milk on medium-high speed. Add in the eggs one at a time until fully mixed. Then, beat on high for two minutes.

Can we draw the following conclusion?
All types of cake should be baked at 350 f.

Select from the following.
(I). Yes
(II). It's impossible to say
(III). No