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".
Q: [header] How to grow petunias [title] Pick your type of petunia. [step] Although there are hundreds of named petunias, they tend to fall into four basic categories, which are determined by flower size and growth habit. Some of these types of petunias work better being grown in a container, while some are better suited to the garden. <sep> (A) [substeps] Pregnant women, so many women are self-employed to provide a sturdy, healthy, healthy plant. The two types of petunias may sound plain, healthy petunias, but each are called petunia oil petunias. (B) [substeps] Cocker's delicate-sweet petunia varieties tend to look more natural and focus on a vase of pink-purple petunias. With cocker's delicate petals, they function more naturally. (C) [substeps] Grandiflora have the largest flowers and are the most commonly-used type of petunia. Some have single blooms while others are doubles and are available in both upright and cascading varieties. (D) [substeps] Popular petunias are beautiful petunias due to their full form and bloom structure, while others feature a denser blooms which require less light and ventilation. Browse garden magazines to find examples of petunias.
A:
C