If class has a single constructor that takes an argument, which of the following statements will produce an error? None of them Card top; Card* top; Card top (1); Cand
top()
Card* top
=
new
Card(1)
; All of them What does the following statement do? Deck hand(); Given the following statement: Card* top; What is the value of the variable? A Card object stored on the stack A Card object stored on the heap NULL Undefined Error