Answer the following question: Fact 1: Ants communicate with chemicals called pheromones. Fact 2: Pheromones are insect hormones. Given the two facts above, how do ants communicate?

Possible answers:
1). With their voice
2). Chemical energy
3). mechanical waves
4). With their eyes
5). during the day
6). With their movements
7). With their hormones
8). electrically
Answer:
7).