Answer:
who: the student
what: won the competition
where: school?
when:during school
why: *put why they won*
how: *what they did to win*
The point of an "Entertain speech" is, of course, to be entertaining. The best answer for this would be "The best thing about being a twin" because the rest of the options are examples of "Informative speech".
Its the spread of disease from one person to another but it dose no have to be a disease