Identify Parent-Cub Relationships

In order to understand analogies, it is often helpful to recognize relationships between pairs of words or concepts. An analogy compares the relationship between two pairs of items. For example, if 'tree' is to 'forest' as 'flower' is to what? In this case, the analogy is based on categorization – a forest is a collection of trees, just like a garden can be a collection of flowers. Keeping this in mind, identify the analogy provided in the options below.