You are given a paragraph, a question and some answer options (associated with "A", "B", "C", "D", etc.) You need to list all the correct answer options with their associated letters (e.g. "A" can be a valid answer). Note that sometimes, more than one option can answer the question correctly and completely. In those cases, please generate all such options separated by a comma (e.g. "A, B" is a valid answer). Do not generate anything else apart from one or more of the following characters: 'A', 'B, 'C', 'D', etc.

[Q]: Paragraph- Sent 1: Sally had a very exciting summer vacation.
Sent 2: She went to summer camp for the first time.
Sent 3: She made friends with a girl named Tina.
Sent 4: They shared a bunk bed in their cabin.
Sent 5: Sally's favorite activity was walking in the woods because she enjoyed nature.
Sent 6: Tina liked arts and crafts.
Sent 7: Together, they made some art using leaves they found in the woods.
Sent 8: Even after she fell in the water, Sally still enjoyed canoeing.
Sent 9: She was sad when the camp was over, but promised to keep in touch with her new friend.
Sent 10: Sally went to the beach with her family in the summer as well.
Sent 11: She loves the beach.
Sent 12: Sally collected shells and mailed some to her friend, Tina, so she could make some arts and crafts with them.
Sent 13: Sally liked fishing with her brothers, cooking on the grill with her dad, and swimming in the ocean with her mother.
Sent 14: The summer was fun, but Sally was very excited to go back to school.
Sent 15: She missed her friends and teachers.
Sent 16: She was excited to tell them about her summer vacation.
Question: How did Sally feel about returning to school, and how did she feel about telling her friends and teachers about her summer vacation (A) Sally was excited to go back to school, and she was excited to tell her friends and teachers about her summer vacation (B) She was excited to go back to school and missed her friends and teachers and wanted to tell them about her summer vacation (C) She was sad to go back to school but was excited to tell her friends and teachers about her summer vacation.
[A]: B.

[Q]: Paragraph- Sent 1: Fossils can be used to match up rock layers.
Sent 2: As organisms change over time, they look different.
Sent 3: Older fossils will look different than younger fossils.
Sent 4: Some organisms only survived for a short time before going extinct.
Sent 5: Knowing what organisms looked like at certain times also helps date rock layers.
Sent 6: Some fossils are better than others for this use.
Sent 7: The fossils that are very distinct at certain times of Earths history are called index fossils.
Sent 8: Index fossils are commonly used to match rock layers.
Sent 9: You can see how this works in Figure 2.30.
Sent 10: If two rock layers have the same index fossils, then they're probably about the same age.
Question: How are index fossils useful? (A) They show us flora of the past (B) Knowing what organisms looked like at certain times also helps date rock layers, and index fossils are the fossils that are very distinct at certain times of Earth's history (C) The fossils that are very distinct at certain times of Earths history and help date fossils (D) For fuel (E) They help to determineage of rock layers (F) They are used to mark water levels (G) They are used to identify extinct animals (H) As markers for glacier activity.
[A]: B, C, E.

[Q]: Paragraph- Sent 1: At 9:48, a representative from the White House shelter asked if there were any indications of another hijacked aircraft.
Sent 2: The deputy director for operations mentioned the Delta flight and concluded that "that would be the fourth possible hijack."Sent 3: At 9:49, the commander of NORAD directed all air sovereignty aircraft to battle stations, fully armed.
Sent 4: At 9:59, an Air Force lieutenant colonel working in the White House Military Office joined the conference and stated he had just talked to Deputy National Security Advisor Stephen Hadley.
Sent 5: The White House requested (1) the implementation of continuity of government measures, (2) fighter escorts for Air Force One, and (3) a fighter combat air patrol over Washington, D.C.
Sent 6: By 10:03, when United 93 crashed in Pennsylvania, there had been no mention of its hijacking and the FAA had not yet been added to the teleconference.
Sent 7: The President and the Vice President The President was seated in a classroom when, at 9:05, Andrew Card whispered to him: "A second plane hit the second tower.
Sent 8: America is under attack."Sent 9: The President told us his instinct was to project calm, not to have the country see an excited reaction at a moment of crisis.
Sent 10: The press was standing behind the children; he saw their phones and pagers start to ring.
Sent 11: The President felt he should project strength and calm until he could better understand what was happening.
Sent 12: The President remained in the classroom for another five to seven minutes, while the children continued reading.
Sent 13: He then returned to a holding room shortly before 9:15, where he was briefed by staff and saw television coverage.
Sent 14: He next spoke to Vice President Cheney, Dr. Rice, New York Governor George Pataki, and FBI Director Robert Mueller.
Sent 15: He decided to make a brief statement from the school before leaving for the airport.
Sent 16: The Secret Service told us they were anxious to move the President to a safer location, but did not think it imperative for him to run out the door.
Sent 17: Between 9:15 and 9:30, the staff was busy arranging a return to Washington, while the President consulted his senior advisers about his remarks.
Sent 18: No one in the traveling party had any information during this time that other aircraft were hijacked or missing.
Sent 19: Staff was in contact with the White House Situation Room, but as far as we could determine, no one with the President was in contact with the Pentagon.
Question: What commander is able to direct all airs sovereignty aircrafts (A) Deputy director (B) The president (C) Deputy National Security Advisor Stephen Hadley (D) NORAD commander (E) The commander of NORAD (F) Stephen Hadley (G) Commander in chief.
[A]:
D, E.