Lonely, anxious people at speed-dating events respond with a threshold, and thus tend to be in reaching out to potential dates.

Low; unselective.

Explanation:

Signal Detection Theory is the theory that was developed during world war 2 research. The purpose of this theory is to measure the sensory system or sensation. It also helps in detecting the stimulation amount in our body. Threshold is the tool that psychologists use in this theory to determine this amount.

The given statement is an example of signal detection theory.

According to this theory, the words that correctly fills the space are low threshold and unselective to reach out potential dates.

low, un-selective

Explanation:

Signal detection theory is a method of measuring the ability to distinguish between information-bearing signals and random signals that deviate from the information.

The above statement is the example of Signal detection theory which illustrates the behavior of Lonely people. Lonely people behave anxiously in an organized social activity and thus remains un-reached in the organized meetings.

answer; /// the answer to the first question is (b) it began when people first deliberately seeds; /// and (d); // it gave people a steady food supple for the first time;

the consumer demand because the members have to be aware if people are going to buy what they want to sell in this case either energy drinks or a car wash.