<What is/are the correct function declaration/decl...

# stackoverflow

[user]

What is/are the correct function declaration/declarations? (In Kotlin)
This problem may have one or more correct answers

a. fun printName(name: String) = "My name is " + name
b. fun printName(name: String?) = "My name is " + {name?: "John"}
c. fun printName(name: String = "John") = "My name is ${name}"
d. fun printName(name) = "My name is ${name?: "John"}"
e. fun printName(name: String?) = "My name is ${name?: "John"}"