Question #N751

In a recent essay, the author argued that the rise of social media has created a culture of instant gratification, making people less patient and more likely to seek immediate rewards. The author cited several studies that showed a correlation between heavy social media use and decreased levels of self-control. However, the author also acknowledged that the research on this topic is still in its early stages, and that more studies are needed to fully understand the relationship between social media and self-control. Which choice completes the text so that it conforms to the conventions of Standard English?

Which choice completes the text so that it conforms to the conventions of Standard English?
A. Although, more studies are needed to fully understand the relationship between social media and self-control.
B. However, more studies are needed to fully understand the relationship between social media and self-control.
C. More studies are needed to fully understand the relationship between social media and self-control, however.
D. More studies are needed to fully understand the relationship between social media and self-control; however,