lentify the correct statement regarding the substitutes$-$for$-$leadership approach.

a$.$ A substitute counteracts a leadership style and prevents the leader from displaying certain behaviors, unlike a neutralizer.

b$.$ Formalized rules and procedures substitute for a people$-$oriented leadership style.

c$.$ Physical separation of leader and subordinate neutralizes both task$-$ and people$-$oriented leadership styles.

d$.$ Group cohesiveness neutralizes both task$-$ and people$-$oriented styles with respect to an organization.