Galton (1869) and Carlyle (1849) Both Paint a Similar Picture

Galton (1869) and Carlyle (1849) both paint a similar picture of the Great Man: 'All things that we see standing accomplished in the world are properly the outer material result, the practical realization and embodiment, of
Thoughts that dwelt in the Great Men sent into the world' (Carlyle 1849:1) .
Great Man theory has historically been considered important but what argument has contributed to its decline?

A) There appears to be very little correlation or agreement
Across the studies where traits seem to be the same and no consensus exists as to which traits or characteristics or competencies are essential or optional.
B) The emergence of women leaders in the workplace shows that they demonstrate there is no relevance to the traits of men as successful leaders
C) Female leadership represents different traits of the individual and which do result from elite athletes establishing their leadership from sporting coaching provided to older or bigger athletes who have greater success of becoming Great Men.
D) There appears to be correlation or agreement across the studies where traits seem to be the same. Consensus exists as to which traits or characteristics or competencies are essential or optional in assuring great leadership.