Question

11: Which of the following is a valid identifier in Java?

A abc.10
B 10abc
C abc-10
D abc​

Answer 1

Answer:

: In Java, all identifiers must begin with a letter, an underscore, or a Unicode currency character. Any other symbol, such as a number, is not valid. ... In Java an identifier is anything used for the name of a declared entity. So an identifier includes all package, class, method, parameter, and variable names

Explanation:

abc