What do mortality rates look at? a. The number of deaths due to a disorder in a given time out of the number of people at risk b The number of deaths due to a disorder in a given time out of the number of expected deaths c. The number of deaths due to a disorder in a given time out of the number of deaths from all disorders d. The number of deaths due to a disorder in a given time out of the number of people who sign up for the study e. The number of deaths due to a disorder in a given time out of the number of people with the disorder