Which of the following statements are true of yeasts and molds? (Read carefully and select all of the correct statements.)

A)A superficial mycosis affects the skin or mucous membranes.
B)Yeasts in small numbers may be part of the resident flora of the skin or oral cavity.
C)The molds that form mycelia are not considered part of resident flora.
D)People with compromised immune systems are more susceptible to systemic mycoses.
E)Several systemic mycoses are lung infections following the inhalation of spores.
F)Molds are true pathogens in that they always cause disease whenever they are present.