Answer:
The strlen() function calculates the length of a given string.The strlen() function is defined in string.h header file. 
Explanation:
It doesn’t count null character ‘0’. Syntax: int strlen(const char *str); Parameter: str: It represents the string variable whose length we have to find. Return: This function returns the length of string passed.
 
        
             
        
        
        
Answer:
People in households buy goods and services from businesses in an attempt to satisfy their unlimited needs and wants.
Explanation:
Households also sell their labor, land, and capital in exchange for income that they use to buy goods and services that firms produce.
 
        
             
        
        
        
The AUTO FORMATTING ONLY is an auto fill option that fills the destination area using the format of the source area; no content is filled. This is opposite from auto without formatting on which it fills the destination area without formatting.