C appends the low-value hexadecimal byte ____ as the end-of-file (EOF) sentinel when a file is closed.

________ is a set of encoding rules that creates a file format designed to provide maximum flexibility when storing and exchanging structured information

Fill in the blank(s) with correct word

Which statement is false?

a) Function atof returns a double version of its argument. b) If the converted value cannot be represented, the behavior of atoi is undefined. c) When using functions from the general utilities library, its header file must be included. d) Function strtol receives three arguments.