According to the Discussion of Visual Imagery During Problem Solving

According to the discussion of visual imagery during problem solving,

A) visual images can be nontraditional, so they are sometimes more helpful than symbols and other methods of representing a problem.
B) surprisingly, people who are high in visual-imagery abilities are no more likely than other people to use imagery effectively during problem solving.
C) visual imagery is helpful only if problem solvers are initially instructed to visualize a familiar object.
D) a disadvantage to visual imagery is that it can only be used if you have a clear idea about the solution to the problem.