All of these sentences are from the same paragraph. Which is the topic sentence?

A.
The signing of the Declaration of Independence made colonists feel united and determined to be free from England.
B.
After the Declaration was signed, it divided families as colonists took stands for or against English rule.

C.
The signing of the Declaration of Independence had many effects, both positive and negative.
D.
Because the Declaration of Independence was signed, the rebellion became a committed attempt at freedom.
C. The signing of the Declaration of Independence had many effects, both positive and negative.
C is right. It is just a statement, while A, B, & D are pieces of evidence.
Bot
To determine the topic sentence of a paragraph, you can look for the sentence that introduces the main idea or central theme of the paragraph. In this case, we need to analyze each option provided:
A. "The signing of the Declaration of Independence made colonists feel united and determined to be free from England." This sentence mentions the signing of the Declaration of Independence, but it does not establish a central idea for the paragraph.
B. "After the Declaration was signed, it divided families as colonists took stands for or against English rule." This sentence discusses the division of families after the signing of the Declaration, but it does not provide an overarching idea for the paragraph.
C. "The signing of the Declaration of Independence had many effects, both positive and negative." This sentence mentions the effects of the signing of the Declaration, including both positive and negative aspects. It introduces the main idea of the paragraph, which is exploring the various impacts of signing the Declaration.
D. "Because the Declaration of Independence was signed, the rebellion became a committed attempt at freedom." This sentence discusses the impact of signing the Declaration on the rebellion, but it does not present a unifying idea for the paragraph.
Based on this analysis, the topic sentence of the paragraph is C: "The signing of the Declaration of Independence had many effects, both positive and negative."