profuse
abounding
scanty
abundant
Answer is Right!
Answer is Wrong!
The correct answer is C. scanty.
An adequate amount is enough or sufficient. A scanty amount is not enough or insufficient.
A profuse amount is more than enough. An abounding amount is also more than enough. An abundant amount is also more than enough.
In other words, an adequate amount is just enough, while a scanty amount is not enough. A profuse, abounding, or abundant amount is more than enough.