Select the correct text in the passage.
Which sentence needs supporting evidence to show the impact that Franklin's work has had on many people?

As the boys sleep, military airplanes battle fiercely above the island. none of the boys sees the explosions and flashes in the clouds because the twins sam and eric, who were supposed to watch the signal fire, have fallen asleep. during the battle, a parachutist drifts down from the sky onto the island, dead.

The answer would be d, coherence.