Can someone please give me an example of a historical diffusion and an example of a contemporary diffusion, along with which type of diffusion it is, please and thank you?

You are a livestock epidemiologist working to get pedv under control. you decide to check the place where the current outbreak began. where do you go? you are a livestock epidemiologist working to get pedv under control. you decide to check the place where the current outbreak began. where do you go? ohio north carolina south carolina iowa

The approach that contends psychology must study internal mental events in order to fully understand behavior is:

Long-term alcohol use can cause major depression. a. true b. false