Which sentence or phrase contains a bold word with a negative connotation?
A. Most provocatively, several studies tie 7R to human migration.
B. A larger, more statistically rigorous 2011 study supported this ...
OC. The variant's value, then, like that of many genes and traits, may depend on the surroundings.
OD. A restless person may thrive in a changeable environment but wither in a stable one...
