Why does Madison reject a pure democracy (a system where a small number ofcitizens assemble and administer the government in person)?

Why does Madison reject a pure democracy (a system where a small number of citizens assemble and administer the government in person)? (Select all that apply)

a) It is always incompatible with the rights of property and personal security 

b) It doesn't protect the weaker party in disputes 

c) It can control factions if they are a minority but not if they form the majority 

d) It cannot cure the mischiefs of faction