In January of 2016 a Clinic Is Opened in Sierra

Multiple Choice

In January of 2016 a clinic is opened in Sierra Leone and 90 patients with Ebola are admitted. In February, 45 of the previous patients with Ebola have died and 78 more newly diagnosed patients with Ebola are admitted. How many incident cases of Ebola are there at the clinic in February?

A) 123
B) 78
C) 168
D) Unable to determine because this is prevalence data