A team is a group of individuals, all working together for a common purpose. The individuals comprising a team ideally should have common goals, common objectives and more or less think on the same lines.
Answer:
signal detection theory.
Explanation:
Signal detection theory, which at its most basic, states that the detection of a stimulus depends on both the intensity of the stimulus and the physical/psychological state of the individual. Basically, we notice things based on how strong they are and on how much we're paying attention.
For example, A hit is when the signal is present and detected. A miss is when the signal is present and not detected. A false alarm is when the signal is absent but is detected, like hearing your phone ring when no one is calling or a knock at the door when no one is there.
Most people start to face new issues at the ages of 11-13 some may gain this at older ages, but it typically starts around that time, some causes of this are: Puberty;School; Problems at home; etc.
The answer to what you're asking for would be C.