Which of the following represent correct syntax to display first name from global variable user? select the one correct answer.
a. {user. firstname}
b. {! user. firstname}
c. $user. firstname
d. {! $user. firstname}

Option D i.e., {!$User.FirstName} is the correct answer.

Explanation:

The following option is correct because in the following statement, the user programmer will ask to display the first name by using the global variable then, in the PHP Programming Language the following is the correct way to display the first name of the user, which is inside the curly braces then, not operator and then, name of the variable through which it call.

do not use any of these common illegal characters/symbols:

# pound

% percent

& ampersand

{ left curly bracket

} right curly bracket

\ back slash

< left angle bracket

> right angle bracket

* asterisk

? question mark

/ forward slash

  blank spaces

$ dollar sign

! exclamation point

' single quotes

" double quotes

: colon

@ at sign