When a request is submitted to examine a blood sample for malaria, which of the following procedures should be performed?

A) A thick smear for maximum detection and to determine morphology
B) A PVA trichrome-stained blood smear
C) A Giemsa thick blood smear preparation for maximum detection and a thin smear for speciation
D) A formalin-ethyl acetate concentration for detection and a thin smear for speciation