elementary
straightforward
shallow
perfunctory
Answer is Wrong!
Answer is Right!
The correct answer is C. Shallow.
A. Elementary means basic or simple.
B. Straightforward means easy to understand or do.
C. Shallow means not deep
D. Perfunctory means done without care or interest.
A shallow lake is not very deep. A shallow understanding of a topic is not very detailed or complete. A shallow person is not very intelligent or thoughtful.
The opposite of deep is shallow. Something that is
deep is not shallow. Something that is shallow is not deep.