Answer:
c. The one-way ANOVA concerns a single factor with multiple levels and the two ANOVA concerns two factors with also multiple levels.
Step-by-step explanation:
The main difference between one way anova and two way anova is that one way anova has a single independent variable and two way anova has two independent variables.
The dependent variables may vary . They may be one , two or three. They do not affect the method used.
So one-way ANOVA concerns a single factor and the two ANOVA concerns two factors.
So the best choice is option c.