Which of the following statement is TRUE?

a$)$ Bottled water is an inferior Bood at income levels higher than those associated with bundle $D$

b$)$ Both bus ride and bottle water are normal goods up to the income level corresponding to bundle $D.$

c$)$ Both bus ride and bottle water are inferior good at income levels greater than those associated with bundle $E.$

d$)$ Bus ride is an inferior good at income levels greater than those associated