Which of the given statements is incorrect about Clustering by making subgraphs?

• A. Each sequence is a vertex and each pair of sequences that is matched with a significant alignment score is joined by an edge that is weighted according to the statistical significance of the alignment score
• B. One way to identify the most strongly supported clusters is simply to add the most weakly supported edges in the graph
• C. One way to identify the most strongly supported clusters is simply to remove the most weakly supported edges in the graph
• D. An edge is weighted according to the statistical significance of the alignment score