Based on the information present in the given passage, you need to write a correct answer to the given question. A correct answer is one that correctly and completely answers the question. Do not write answers that address the question partially or incorrectly. The correct answer must be contained in the given paragraph.

Paragraph- Sent 1: A day at the beach.
Sent 2: When Sam woke in the morning, he was super excited!
Sent 3: Today was the day!
Sent 4: It was Sunday, the day that Sam's mom and dad had promised to take Sam to the beach.
Sent 5: Sam's grandma had given a pail and shovel to Sam to use in the sand.
Sent 6: At breakfast Sam was so excited he was wiggling in his seat!
Sent 7: Mom told Sam that they would leave when the big hand on the clock was pointing to the 10, and the little had was pointing to the 12.
Sent 8: Mom asked Sam if he would like to help make sandwiches for the trip, and Sam said that he wanted to help.
Sent 9: Dad said, "let's make a game of it, we need to make a sandwich for each of us.
Sent 10: There are three of us, so we need three sandwiches.
Sent 11: Let's count as we make the sandwiches!"Sent 12: Sam counted as mom made the sandwiches, one for dad, one for mom and one for Sam.
Sent 13: Then mom started to make another sandwich!
Sent 14: "Mom!"Sent 15: said Sam, "we have three sandwiches and that makes one sandwich for each of us."Sent 16: Sam's mom laughed, "You're right Sam!"Sent 17: Sam's mom said she was being silly.
Question: Why was Sam excited?.
He was the day to go to the beach.

Paragraph- Sent 1: The digestive system is the body system that digests food.
Sent 2: It digest food in two ways, mechanically and chemically.
Sent 3: Both help in the process of turning food into nutrients.
Sent 4: The digestive system also eliminates solid food waste.
Sent 5: The major organs of the digestive system include the mouth, esophagus, stomach, and small and large in- testines.
Sent 6: These organs all work together to help you gain energy from the food you eat.
Sent 7: Digestion starts in the mouth.
Sent 8: When food is swallowed, it travels through the esophagus to the stomach.
Sent 9: In the stomach, digestion continues and a small amount of absorption of nutrients takes place.
Sent 10: Most chemical digestion and nearly all absorption of nutrients take place in the small intestine.
Sent 11: This organ consists of three parts: duodenum, jejunum, and ileum.
Sent 12: The large intestine is the last stop in the digestive system.
Sent 13: This is where water is absorbed.
Sent 14: The food not digested is released as waste.
Question: What happens in the large intestine?.
Water is absorbed.

Paragraph- Sent 1: An archaeological party explore some caverns underground .
Sent 2: Dr. Campbell and Dr. Hughes are the two leaders of the archaeological expedition , and get separated .
Sent 3: While Dr. Hughes finds an alien corpse with a fossilized diamond , Dr. Campbell finds hieroglyphics at the cost of the party except for Hughes and himself .
Sent 4: Two years later , Campbell and his assistant Holly are digging up the bones of Yonggary , a gargantuan dinosaur 50 times the size of a tyrannosaurus rex .
Sent 5: Out of nowhere , people slowly are being killed around the site .
Sent 6: While Holly is working Dr. Hughes , who has been legally dead for 2 years , goes to Holly and tells her to stop the dig .
Sent 7: Dr. Campbell comes into the tent and sends Dr. Hughes off .
Sent 8: Holly quits the expedition when another '' Accident '' occurs .
Sent 9: In the town bar , Dr. Hughes finds Holly and takes her back to her Hotel room to tell her why he thinks the bones of the Dinosaur , Which he calls Yonggary , are going to bring the end of the world .
Sent 10: After explaining , Holly and Hughes go to the site to stop Campbell but it is too late and Aliens resurrect Yonggary .
Sent 11: After Yonggary's first appearance , the Army comes in and takes Holly and Campbell to an army base when Yonggary is dispatched by the aliens again .
Sent 12: The army sends choppers after Yonggary , but he destroys them .
Sent 13: Yonggary is then sent to the city and does some damage , where some jets attack him .
Sent 14: Then Yonggary is transported to a power plant where he is attacked by rocket pack soldiers .
Sent 15: During the fight , Hughes and Holly find out that the diamond on Yonggary's forehead is the device giving the aliens control of Yonggary .
Question: What was the "accident" that caused Holly to quit the expedition?.
People are killed.