There are several unique features of public health that affect research design and implementation. Which of the following requires:_______.1. a knowledge of the principles and methods of epidemiology2. biostatistics3. environmental health 4. behavioral science

Respuesta :

Answer: 1. a knowledge of the principles and method of epidemiology. 2. Biostatistics

Explanation: Before doing any design and research, data are needed and much knowledge about it most be known. So for efficient implantation and design this two must be done to carry out a good implemented of the design