Which thesis statement best suits Karen Joyce's letter to her son's school principal? The positive effects of nature study among children are now well-known. Nature study means learning about nature by exploring and examining natural settings. Nature study boosts moral, hygienic, and aesthetic consciousness among children. It inspires children to make close observations and to recognize and appreciate what is truly beautiful in life. Children also develop respect for law, order, and truth by observing these concepts displayed in natural settings. Nature study makes children socially aware and, often, even parents benefit from their children's nature-based activities.

A.
Nature study makes parents more understanding of their children’s needs.
B.
Nature study helps in the healthy growth and development of children.
C.
Nature study is highly beneficial not only to children but also to the elderly.
D.
Nature study promotes appreciation for artistic creations among children.