The correct answer is: C. Text boxes
Excel worksheet cells are similar to text boxes in that they both allow users to enter text. However, there are some key differences between the two. For example, text boxes can be used to enter any type of text, while Excel worksheet cells are limited to entering numbers and formulas. Additionally, text boxes can be formatted in a variety of ways, while Excel worksheet cells are typically formatted using a standard font and font size.
Option buttons, list boxes, and combo boxes are all different types of controls that can be used in Windows applications. Option buttons allow users to select one of a limited number of options, while list boxes allow users to select from a list of items. Combo boxes are similar to list boxes, but they also allow users to enter their own text.
In conclusion, Excel worksheet cells are most similar to text boxes in that they both allow users to enter text. However, there are some key differences between the two, such as the type of text that can be entered and the formatting options that are available.