The transition words I have used to alter the following paragraph are in CAPS.
Darius went to the store BECAUSE he wanted food. WHILE shopping, he ran into his teacher AND they talked about his latest project, WHICH he decided to base on gourmet cooking.
The answer is C. climax.
Hope this helps :3
A step you should make sure you revise in your essay of compare and contrast is making sure you have key words that states the differences and or similarities you are talking about.