In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
--------
Question: [header] How to buy a last minute cheap flight [title] Check airline newsletters, websites that specialize in last minute air travel and the travel section of your local newspaper to find last minute deals on flights. [step] Sometimes you can save money by booking flights late because airlines that have not filled their planes will offer discount fares. [title] Compare airfares from different airlines, websites and travel agencies. <sep> (A) [step] Look at every airline's website so that you can compare and contrast prices. [title] Opt for free flights as before, otherwise follow the full booking program and you'll not miss your flight in a long time. (B) [step] Try booking flights from big-ticket airlines such as kiwi airlines and delta. [title] Compare prices from travel agencies that are offering cheaper flights. (C) [step] Purchasing flights directly from the airline is not always the cheapest deal, so check out a few different travel websites and travel agencies to compare prices. [title] Search for flights during undesirable days and times. (D) [step] Compare each airline's prices with the prices you are interested in. You might be able to find a cheaper flight for free.

Answer: C

Question: A man sitting on a bucket by some snow drinks a beer. He speaks to the camera. he <sep> (A) is shoveling the snow. (B) is shown running around a field demonstrates how to do curling. (C) puts down his beer and grabs a fishing pole and begins to fish. (D) holds a bottle of vodka when drinking the beer.

Answer: C

Question: [header] How to collect trash in your car [title] Keep an empty tissue box filled with trash bags in your car. [step] Keeping trash bags in your car will help you collect trash as necessary instead of just tossing it onto the floor. Among the most inexpensive options is to use an empty tissue box. <sep> (A) [substeps] If your car has an air conditioner, open the car door and let dry air into the box for a minimum of three minutes before closing the door. A bucket or clean container will work as well. (B) This is a good option when you have a large amount of trash in your car that isn't readily available for others to pick up or use. [substeps] Place the empty tissue box in the trashcan and throw it out. (C) Fill it with plastic bags saved from trips to the grocery or convenience store, and grab a bag whenever you need one. [title] Use a cereal container to collect trash. (D) As long as the box is empty, emptying can help you collect their waste. Empty tissues will come in a variety of sizes, so do your best to get as many as possible.

Answer:
C