Q23
The property of a primary expression is
A.
stand-alone expressions
AnswerB.
basic expressions containing all necessary functions
C.
contains variable references alone
D.
complex expressions
Answer: Option A
Solution
Answer: Option A
Solution:
The simplest expressions, known as primary expressions, are those that stand alone — they do not include any simpler expressions. Primary expressions in JavaScript are constant or literal values, certain laguage keywords, and variable references.