The correct answer is: A. Cumberous

The word "cumberous" is not a real word. The correct spelling is "cumbersome."

Cumbersome means "causing trouble or difficulty." It can also mean "large and heavy."

Here are some examples of how the word "cumbersome" can be used in a sentence:

  • The old man's cane was cumbersome, and he often tripped over it.
  • The cumbersome backpack made it difficult for the hiker to climb the mountain.
  • The cumbersome machine was difficult to operate.

The other words in the question are spelled correctly.

  • Corruption is the act of dishonestly using power to get money or other advantages.
  • Crystalline is something that is made of crystals.
  • Contrive means to plan or invent something in a clever or dishonest way.