An advantage of a multiple-treatment within-subjects design compared to a twotreatment design is………………………  . a. there is a reduced risk of participant attrition b. there is a reduced risk that...

An advantage of a multiple-treatment within-subjects design compared to a twotreatment design is………………………  .

a. there is a reduced risk of participant attrition

b. there is a reduced risk that time-related factors will influence the data

c. it is easier to counterbalance a design with several treatments

d. it is more likely to reveal the full relationship between the independent variable and the dependent variable