Choose the CORRECT statements that explain the properties of concrete.
1. It has the ability to gain strength over time
2. It is one of the most durable materials in existence
3. It has half the lifespan of other construction materials
4. It resists rotting, rusting and burning
1
Only 1, 2 & 3 statements
2
Only 1, 2 & 4 statements
3
Only 2, 3 & 4 statements
4
All 1, 2, 3, & 4 statements