Direction: In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Q:

to buy a lemon

• 1
  to purchase a vehicle that constantly gives problems
• 2
  buying only half the recipe will not help you prepare the full dish
• 3
  to purchase an insignificant thing which eventually becomes very useful
• 4
  to buy stuff which you don't need