What is the total number of possible outcomes that the number of different ways that first and second prizes can be determined from a total of 10 participants?

There are 100 ways - including those where one participant wins both prizes.

There are 100 ways - including those where one participant wins both prizes.

There are 100 ways - including those where one participant wins both prizes.

There are 100 ways - including those where one participant wins both prizes.