What is the maximum number of indexes on MyISAM table?

Answer: Option D

This question is asking about MyISAM tables in MySQL, which are a type of database table.
Indexes are like a table of contents in a book. They help MySQL find data faster.
In MyISAM tables, you can create more than one index.
So the answer is Option D: more than 1.
This means you can have as many indexes as you need to make your database queries run quickly.