As you increase the speed of your car, the engine has to operate at higher and higher speeds in order to move the car along. if the engine was left in a low gear, the speed could become so excessive that it might damage the engine. which of these will prevent this from occurring?

Acontact list is a place where you can store a specific contact with other associated information such as a phone number, email address, birthday, etc. write a program that first takes in word pairs that consist of a name and a phone number (both strings). that list is followed by a name, and your program should output that name's phone number.