Answer:
E. Leading the way to a new kind of future for the environment, the economy, and society.
Explanation:
We can look at Sustainability to mean the way of meeting our own needs without compromising the ability of future generations to meet their.
In sustainability the focus is not on the now only, rather it puts into consideration the fate the future generation will face.
Hence, it is Leading the way to a new kind of future for the environment, the economy, and society.
Answer:
A key field is used to uniquely identify each record for retrieval or manipulation.
Explanation:
In a database there are many, having similar entities. So in order to differentiate each entity from other we need to set a key field among all the field which is always unique for each entity.
For example:
In a database of a company having data about its employees, the key field might be their ID. As some employees can have same names, addresses, phone numbers but cannot have the same ID.
