Respuesta :
Answer:
It is D. letter.isdigit()
Explanation:
reason being is that there is only very few scenarions that require a capital letter in them and most of those that have scenarions are to input a operation into the program.
In the given options, the method that will return true when an input charater is a numeric is optionC. letter.isDigit()
Methods In Programming
Basically what this function does it to check whether the input variable letter is a numeric character, if true then the function returns true.
Hence, the functions input parameter is a string and it returns and boolean
it should be noted that there is a sligth difference between and method and a function in programming.
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