{{B}}pAssAgE onE quEstions 26 to 28 ArE BAsED on thE pAssAgE you hAvE just hEArD、{{/B}}

A．thE proBlEms FACED By lEADErs.
B．how lEADErship DiFFErs in smAll AnD lArgE groups.
C．how soCiAl groups DEtErminE who will lEAD thEm.
D．thE rolE oF lEADErs in soCiAl groups.