Three early forms of communication were?

Three early forms of communication were:

Sounds (gutural)

Body signs (body language)

Drawings

Explanation:

The first forms of communication were sounds, guttural sounds, loud or soft to the alarm of show approval of different phenomenons. Monkeys seem to have sound systems like the ones early humans had. With alarm sounds in high volume formats to warn everyone around. Along with that signs based on body language started to develop to communicate early messages and ideas, mostly or behavioral social actions. While drawings were the first form of written language we have proof of, this is the rock paintings in different, parts of the world. Australia, New Zealand, Mexico, Italy, Japan have different styles that are not related.

1) union forces launched a surprise attack.

2) more confederate troops arrived by train.

3) union forces retreated.