although there is disagreement
Although there is still disagreement among the scientific community, some research suggests that the reason people yawn is because doing so increases blood flow and cools the brain.
A. among the scientific community, some research suggests that the reason people yawn is because doing so increases blood flow and cools
B. among the scientific community, some research suggests that the reason people yawn is that yawning increases blood flow, cooling
C. between the scientific community, some research suggests that the reason people yawn is that yawning increases blood flow and cools
D. within the scientific community, some research suggests that people yawn because by doing so, blood flow increases, thereby cooling
E. in the scientific community, some research suggests that the reason people yawn is because the act of yawning increases blood flow, thereby coolinge
What is wrong with option D? SOURCE- MANHATTAN
Hi Riya,
In option D, the modifier ‘thereby cooling’ modifies the relative clause ‘that people yawn’. The required meaning is that cooling happens because of increased blood flow and not that cooling happens because of people yawning
