Select the incorrect statement a. Anti-I is opften the causative antibody in case of CHAD9Cold hemagglutinin disease) b. Anti-I reacts best with cord cells c. Anti-I can be found as weak cold agglutinin in the sera of normal individuals d. Anti-I agglutinins are usually clinically insignificant; however, they may mask more significant antibodies, such as anti-P1, anti-M and anti-Lea