<P> In high school, all four constructive speeches are generally eight minutes long and all four rebuttal speeches are four or five minutes in length depending on the region; in college they are nine and six minutes long respectively . All cross-examination periods are three minutes long in high school and in college . </P> <P> Traditionally, rebuttals were half the length of constructive speeches, 8--4 min in high school and 10--5 min in college . The now - prevailing speech time of 8--5 min in high school and 9 - 5 in college was introduced in the 1990s . Some states, such as Missouri, Massachusetts and Colorado, still use the 8--4 min format at the high school level . </P> <P> The First Affirmative Constructive (1AC) is the first speech given in a round, presented by the affirmative team . </P> <P> Nearly every 1AC includes inherency, advantages, and solvency, as well as a plan text, the textual expression of the affirmative policy option . The 1AC is generally pre-scripted before the round . </P>

During the rebuttal section of a formal debate which team speaks first