17 Given the following CSS rule: p span em { background-color: green;} which text "web programming" will apply this rule: * (1 Point) 0

web programming

0

web programming

O

web programming

0

web programming

18 When should you use relative path along with file name of picture in IMG tag?* (1 Point) O when the location of image file and html file are different O None of the above O when image file and html file both are on same location O path is optional and not necessary 19 One of the following PHP code checks whether the content of the variable $login follows the following rules: it must start with alpha (from k-z) followed by any alphanumeric character and its length must be between 2-5 characters. It prints :error" message otherwise. * (2 points) O f(!preg_match("/^([A-ZA-Z] [:alnum:]}{3-6)S/", Slogin)) (print("

error

"); die(); } O if(!preg_match('/^ [a-zA-Z0-9] [7][:alnum:](2-5)/". Slogin) (print("

error

"); die0:} O if (!preg_match("/([k-ZK-Z] [:alnum:) (2.5}$/", Slogin)) (print("

error

"); die0:} O (Ipreg_match('/^ [a-zA-Z] (7)[alnum:][2-535/", Slogin)) (print("

error

"); die(:) O if ( preg_match("/[k-ZK-Z] [alnum:])(2,6)/", Slogin)) (print("

error

"); die0:1