It is only vehicles? Or can it be other things too. But trains also require a ticket.
Answer:
fixed interval schedule of reinforcement is the correct answer.
Explanation:
D probably Australian aboriginals were not exposed to these viruses and their body couldn’t fight it off
He was very smart and was an inventor. He invented stuff like Lightning rods and Biofoclas
Answer:
"Approach-approach" conflict.
Explanation:
"Approach-approach" conflict is a kind of conflict in which an individual presented two desirable but incompatible options or goals, is left to make a choice between them. Such conflict can easily be resolved when the individual move towards accepting one of the goals based on several personal factors, or after weighing the options on a scale of importance or preference.
Kayla difficulty in deciding between the two appealing jobs is called the "approach-approach" conflict.