In C$++,$ which of the follow errors is a compile$-$time semantical error and not a syntax error?

Group of answer choices

Forgetting to end an instruction with the semicolon $"$;$"$ character.

Writing an else statement that does not follow an if statement.

Calling a function with an string variable as its input when the function was written to accept only floating point variables.

Writing an if statement without using curly braces $"\{"$ and $"\}"$ to enclose the set of statements that are conditional on it$.$