ABCs Next & Previous 2.0 (Mobile)

"ABCs Next & Previous" is a educational puzzle game. Search next alphabet letter or previous letter.This paid version have four categories "Previous" "Same" "Next" and "Next & Previous"."Previous": When the question is "B", the answer is "A"."Same": When the question is "B", the answer is "B"."Next": When the question is "B", the answer is "C"."Next & Previous": Stage 1 is "Next", Stage 2 is "Previous".