"In a(n) file, each alphabetic, numeric, or special character is represented with a 7-bit binary number."

ASCII is the correct answer for the above question.

Explanation:

ASCII is used to encode any character which is understood and used by the computer system.It is also known as the American standard code for information interchange. It is used to represent any character in the form of 7 bit-binary number which can be used for the computer system.It is designed for computers. It is in the binary language because the computer can understand only binary language.The above question asked about the file which holds the special character and presented in the form of binary. This file is known as the ASCII file which is described above.

I'm thinking it's the egg beater.