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". 

A group of people get off of a yellow school bus with life rafts around their neck and enter a foliage filled area leading to a body of water. a man on a motorized boat <sep> (A) takes off from a dock then by helicopter is at the shorefront landing pad where they begin kayaking. (B) gets together in water and drinks a bottle of sunscreen skin. (C) goes through the water into and many trees, one of which looks like it is a swirling green leaf blower. (D) talks to the camera while sitting on the edge of the inside of a boat in front of the boat steering wheel.
D

A large group of people are seen moving around on exercise bikes. the group <sep> (A) kicks around one another while others watch on the side. (B) move together while the camera pans around. (C) moves around the road and jumps on and off the exercise bikes. (D) rides around, bumping into one another.
B

[header] How to help your wife through labor [title] Take classes before the birth. [step] The best way to help before labor is to educate yourself with antenatal (before birth) classes. There are many kinds of classes available to expecting fathers and parents. <sep> (A) That way, you can be prepared for what is ahead and how to help the mother's child. [substeps] History classes are a great way to learn about the birthing process for the mother. (B) Seek out classes in your area so that you don't have to pay an account. [substeps] If you are at home, start a mail-order catalog of classes that you can take, along with brochures and handbooks you can buy online or in the local library. (C) These classes can help you learn advanced prenatal position skills. [substeps] Classes include basic questions about how to lay down or bridge legs. (D) Look into the kinds of classes available near you. If you find the idea of child birth scary, research shows that men who went though antenatal preparation, such as a class, had a more positive childbirth experience.

D