What is the correct format for the image path of the background-image property

Question

background-image: url("abc.png");

Answer 1

body {
background-image:url("test.jpg");
background-repeat:no-repeat;
background-size:5px 5px;

}

Answer 2

background-image:url("image. jog)

Answer 3

background-image:url("text.jpg");