Concern goes beyond empathy, in that one does not simply care about another's need but also "depends" on them
Increases heart rate, which pumps more oxygen to the brain!
The answer would be c hope this helps
We use decimals every day while dealing with money, weight, length etc. Decimal numbers are used in situations where more precision is required than the whole numbers can provide. For example, when we calculate our weight on the weighing machine, we do not always find the weight equal to a whole number on the scale.