Help me in solving PYTH39 problem

My issue

Can’t solve the problem

My code

# We need to output 2569 using string concatenation.
# The code below is incorrect - Debug the code to solve the problem

string1 = 25
string2 = 69

print(string1 + string2)

Learning course: Learn Python
Problem Link: CodeChef: Practical coding for everyone

string1 = “25”
string2 = “69”

print(string1 + string2)

string1 = “25”
string2 = 69

print(string1 + str(string2))

string1=“25”
string2=“69”
print(string1+string2)