Indicate whether the underlined words or groups of words need capital or lowercase letters by selecting the best choice. If an underlined section is correct, select "No change." Yesterday, (Grandma) spent much of the day reminiscing about (my late Grandfather) and their trip to Costa Rica.

Select one:
a. Grandma, my late grandfather
b. grandma, my late grandfather
c. grandma, my late Grandfather
d. No change