General Studies · Number Puzzle

In a number puzzle grid, if row 1 has elements [4, 5, 6], row 2 has elements [3, 4, 5], and row 3 follows a mathematical relationship where the sum of the first two rows equals the third row minus a constant, or follows the logic: (Row 1 × Row 2) ÷ 4 = Product of digits, find the missing term if the input logic indicates the missing answer option is 3.