TASK DEFINITION: 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". 
PROBLEM: [header] How to get rid of the whitefly [title] Vacuum the flies. [step] Use a small hand vacuum, or hold the furniture-cleaning nozzle of a standard vacuum cleaner. Walk around your infested plants and suck the pests from the undersides of the leaves and foliage. <sep> (A) This method is quick and straightforward, and it can remove whiteflies from all stages of the development cycle-from larvae to mature, plant-munching adults. Vacuuming is most effective as soon as you notice an infestation. (B) [substeps] Lice/hornets that have infested the insect where possible will probably cause an infestation when they have access to this species. Lice and hornets can be pregnant bees or even cobwetters. (C) [substeps] Once you've vacuumed up all of the insects, you can dismantle the insect and wash it off. Plant diseases like freeze burn-gas are very likely to have mites, fungus, or other biological problems with this insect. (D) [substeps] If possible, clean the potted plants as a habit to keep the insects away. [title] Tear off the hard outer leaves once the insects have died.

SOLUTION: A

PROBLEM: Man drinks mouthwash and then is talking to girls with a really fresh breath. Man is walking in a sidewalk being interviewed for various journalists. in studio <sep> (A) shots men are being interviewed in beach. (B) people are holding a bull and running around and all squirting mouthwash into a mouths and mixes with other mouthwash. (C) a man wipe faces and say to finders. (D) the man is eating a pizza and people are retouching the makeup.

SOLUTION: D

PROBLEM: [header] How to remove cactus needles [title] Take out standard cactus needles using tweezers. [step] If you can see a cactus needle clearly, grip the end of it with a pair of tweezers and pull it out. To avoid snapping the needle, do your best to remove it in a single, straight motion. <sep> (A) [substeps] A typical standard cactus needle will only have a single needle, so if you have someone else hold the needle by its other end, i would substitute a 2 " (5.1 cm) colander. [title] Soak the needles for a day after removal. (B) Work in opposite directions from the spot where the needles were so you make more accurate cuts. [substeps] Don't use the tweezers to find the tip of the needle. (C) Try to avoid biting the needle while it is still in the cactus. Use the tweezers to make this process much easier. (D) [substeps] If the needle gets buried deep under your skin, locate the tip furthest away from the entry wound and gently push it out. [title] Brush off glochids using a nylon stocking.

SOLUTION:
D