Which of the following statements best describes the structure of fungal hyphae?

a. long chains of cells, each with one nucleus and its own separate cytoplasm.
b. long chains of cells that share cytoplasm and a cell wall.
c. elaborate webs of extracellular matrix around a few scattered cells.
d. elongated spores formed within reproductive structures.
e. long series of connected chromosomes, encased in a single nuclear envelope.