The cell walls of fungi are different than the cell walls of plants because they contain

The hard material of chitin

Pores that allow air in

They contain digestive enzymes

Spores are released from here

Fungi cell walls are made of chitin and other polysaccharides, not cellulose (Plants) or protein (Animals). Therefore your answer is-

" The cell walls of fungi are different than the cell walls of plants because they contain the hard material of chitin"

A, the hard material of chitin makes them different