You get to choose whether or not to answer the question since not in person and you wouldn’t be considered rude for not answering the person
Answer:
Facial expressions (smiling or frowning) and body language (crying, panicking, laughing, deep breathing, waving hands).
Explanation:
These can tell you how someone feels without them needing to use words.
1. To prevent drought because South Africa is considered one of the 30 driest countries in the world.
2. To store rainfall (to prevent drought).
3. Dams change daily flows by releasing water as a reaction to demands for irrigation, energy, etc.
The signs behind the body refer to events in the past.
Sign language is a communication system that uses signs and body movement to convey a message to their social environment. Generally this communication system is used by deaf and mute people to communicate.
Sign language is different in each country because there are signs that have different meanings depending on the context. However, internationally when signs are made behind the body in sign language, they refer to events from the past.
Learn more about the sign language in: brainly.com/question/3716457
Difficult could mean stubborn. Difficult can also mean hard.