Which Statement Is True About How Standard Metabolic Rate (SMR)

Multiple Choice

Which statement is true about how standard metabolic rate (SMR) and basal metabolic rate (BMR) are measured?

A) SMR is measured during exercise, whereas BMR is measured at rest.
B) SMR is measured only for vertebrates, whereas BMR is measured only for invertebrates.
C) SMR and BMR are measured across a wide range of temperatures for a given species.
D) SMR and BMR are measured in animals in a resting and fasting state.