Which of the Following Statements Concerning a Stream's Sediment Load

Which of the following statements concerning a stream's sediment load is NOT true?

A) Dissolved load is strongly affected by velocity.
B) Both flat and low- density particles tend to remain within the suspended load.
C) Large stones that cannot be carried within a stream's suspended load can sometimes be transported by traction in the stream's bed load.
D) Fine particles of clay are likely to be transported as part of the suspended load.