Sharks have a keen sense of hearing and can smell blood for from a 2000 yards away. sharks also have a special system of channels in their skin that them feel the vibrations of a splashing swimmer. we know that in clearwater, sharks can see dinner from about 50 feet away. if you ever spot a shark, always swim away smoothly! what is the main idea? a. how well sharks hear. b. why sharks have poor vision. c. how sharks sense food. d. when to swim away smoothly.

C. How sharks sense food.

In other words, everything in the passage is showing their survival abilities for seeking prey.

that they just take and use up resources all the time

explanation :

quizlet

innocence can be defined as the lack of sin, relating it with the lack of guilt, also it can be a synonime of naivety. most people agree that sins are made out of experiences, intentionally or not, as well as you stop being naive once certain things happen to you throughout your life. so, with this explained, the chosen answers are:

when the boy saw the effects of war, he no longer viewed life as innocent.

the loss of innocence is a result of gaining experience and making mistakes.

one way to define innocence is as a lack of worldly experience or sophistication.