28 Greg and Lisa decide that in their own project, they will compare the effects of A two different writing tasks B a writing task with an oral task C two different oral tasks 29 The main finding of Smolinsky’s research was that class teamwork activities A were most effective when done by all-women groups B had no effect on the performance of men or women C improved the results of men more than of women 30 What will Lisa and Greg do next? A talk to a professor B observe a science class C look at the science timetable