Answer:
Answer is Biopsychosocial perspective.
Explanation:
The biopsychosocial model is a method of adopting the biological factor[ e.g brain], psychological factor [ emotions or behaviors], and sociological factor [culture or family], which are affecting individual to find out how and why disorders occur.
This method of using biopsychosocial model is known as the biopsychosocial perspective.
The light ray bends toward the normal when entering water
Answer: b
Explanation: you have to use both math and science in engineering