What Is Meant by 'Strategic Leadership' Brings with It Many

What is meant by 'strategic leadership' brings with it many different views and opinions.
What is the best explanation of the role from three overlapping activities progressed by Adair (1990) ?

A) That organizations keen to ensure their senior people, whilst remunerated appropriately, are seen to be delivering value-for-money adhering to a complex and changing set of values.
B) The people who have overall responsibility for an organization, the characteristics of those people, what they do and how they do it.
C) Giving the business direction, building a successful team, being creative in terms of solving complex problems.
D) Showing the way through strategies, informed by shared values, in the pursuit of a vision and purpose.