Which of the following words is closest in meaning to “Expedient”?

Expedient means advisable; convenient.

• Correct answer - advisable: it has the same meaning as Expedient.
• expendable: not essential - wrong, it does not mean the same as Expedient.
• expert: a highly skilled person - wrong, it does not mean the same as Expedient.
• precise: exact - wrong, it does not mean the same as Expedient.