A man whose father is a colourblind, marry a woman, who is a daughter of colourblind mother. The offspring of this couple will be

(1) all daugher and sons are colourblind

(2) 50% colourblind and 50% normal son

(3) carrier normal daugher and colourblind sons

(4) colourblind sons and normal daughter

Gynaecomastia refers to

1. Masculine development in females

2. Development of breasts in males

3. Development of female characters in male

4. Reduced breasts in the female