Charlotte, Ray, Susan, and Corinne Provide 80 Percent of Their

Charlotte, Ray, Susan, and Corinne provide 80 percent of their mother's support. Charlotte provides 10 percent, Ray 10 percent, Susan 45 percent, and Corinne 15 percent. Which of these persons could claim their mother as a dependent under a multiple support agreement?

A) Charlotte, Ray, Susan, or Corinne
B) Charlotte, Susan or Corinne
C) Susan or Corinne
D) Susan only