Which of the Following Is True

Which of the following is true?

A) Independent samples t test is used when your conditions are run within subjects.
B) Effect sizes can be computed for both between subject designs and within subject designs.
C) If you have more than one comparison group and all your conditions are run between subjects, then the test to use is a mixed ANOVA.
D) In a between subjects design with two groups and one factor, you should only use the t test and not a one-way ANOVA.