PLEASE HELP Which of these would be labeled as an elaboration sentence in Source 3?

Question 4 options:

“It was about halfway through the flight home last night that both of my kids looked up at me with sad faces.”

“These experiences then turn on the genetic expression of key brain fertilizers in the frontal lobes, Dr. Sunderland explains, enhancing executive functions like stress regulation, attention, concentration, good planning, and the ability to learn, and also improving physical and mental health.”

“By using these memories as an anchor to take us back to more cheerful moments, we’re often able to approach problems with a fresh sense of perspective.”

Why does jerry call armand’s falling in love a disaster? what details you understand this?

Read the excerpt from elie wiesel’s all rivers run to the sea. why were those trains allowed to roll unhindered into poland? why were the tracks leading to birkenau never bombed? i have put these questions to american presidents and generals and to high-ranking soviet officers. since moscow and washington knew what the killers were doing in the death camps, why was nothing done at least to slow down their “production”? that not a single allied military aircraft ever tried to destroy the rail lines converging on auschwitz remains an outrageous enigma to me. birkenau was “processing” ten thousand jews a day. stopping a single convoy for a single night—or even for just a few hours—would have prolonged so many lives. based on the paragraph, the author would most likely agree that it is best to avoid confrontation at all costs. people need to be proactive when they witness an injustice. countries should remain neutral to keep alliances strong. moscow and washington are to be blamed for the holocaust.

3. how could the following sentence be rewritten as an exclamatory sentence? how dangerous was the saber-toothed tiger? a. tell someone how dangerous the saber-toothed tiger was. b. the saber-toothed tiger was dangerous. c. the saber-toothed tiger was dangerous! d. no change is necessary. c. the saber-toothed tiger was dangerous!