[Solved] Why does this code cause an error?def add(x, y): return x + y print(add(3)) — Ans: Missing one argument in function call | Python

Python - Methods and Behavior Definition

Why does this code cause an error?

def add(x, y):
    return x + y

print(add(3))

AReturn statement is incorrect

BMissing one argument in function call

CFunction name is invalid

Dprint cannot call functions

Step-by-Step Solution

Solution:

Step 1: Check function parameters and call
Function add requires two arguments, but only one is given.
Step 2: Understand error cause
Python raises a TypeError because of missing argument.
Final Answer:
Missing one argument in function call -> Option B
Quick Check:
Function call must match parameters [OK]

Quick Trick: Match function call arguments to parameters [OK]

Common Mistakes:

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Why does this code cause an error?