Question=1 on the Ilustration above and your knowledge Exchange.
A conclusion that is BEST supported by this illustration is that the Colum
A Increased the isolation between Europe and the American IndiansEnded the slave trade on the continents of Europe, Asia, and Africa
C Led to the spread of diseases from the Old World to the American In
D. Resulted in a decrease of trade between the Eastern and Western He
o i

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a researcher conducts a comparison of the comments made in a publicly available blog and the blogger's comments on a similar topic in a weekly magazine. undergraduate students in a field methods class are assigned a research question and asked to interview another classmate, to be followed by a class discussion on interview techniques. a cognitive psychologist enrolls undergraduate students for a computer-based study about the effect of mood on problem-solving behaviors. a researcher sets up a meeting with the superintendent of a large and diverse public school system to get data about the ethnic composition of the school system and the number of students receiving free lunches.