Answer:
Tab key or Enter key is the correct answer.
Explanation:
When the user want to move from one cell to another cell or field then they use the tab key or enter key. If the user wants to fill data vertically then, they use Enter key to move one cell to another and id they wants to fill data horizontally then, they use Tab key to move on the next cell. So, that's why when they want to fill data in Row or Column then, they use tab key or enter key.
