D because they were now aware of challenges that may arise like disease when invading
Answer:
It is an observational study
Explanation:
In an observational study, nothing changes, all the researcher has to do is to record findings, it is a study that involves the collection of data in a real-world setting without intentionally manipulating any variable. On the contrary, an experimental study involves the manipulation of variables, you have the control group and the test group, the test group is subjected to the treatment.
Most of the Africans didn't believe in god, and the missionaries like, translate the words of god. The Africans didn't believe in god, so they didn't like the missionaries!
Anne Frank wanted to be a writer, or a journalist after World War Two was over.
