<span>In Ancient Athens there are private
slave and public slaves. public slaves were government owned. children
start as slaves at a young age. If they are young, attractive, healthy,
and submissive their parents would sell them for $180.00. kidnapping
was another way for slavery. </span>
Answer:
Wind speed
Explanation:
Climatology is the study of the climate or average weather condition over a period of time. The main parameters involved in this study are temperature, rainfall(precipitation) and wind.
This means wind is the missing parameter in the question hence it’s the answer
Demographers are scientists who study human populations. They tend to map and understand the dynamics of population, which includes birth, death, and migration. All of these affects population and must be studied by demographers. They may study the population change within a country or the interrelationship of countries' populations, which is mostly necessary in studying migration. However, they could also take specialization. For example, they could study only parts of the population like workers' social pattern. Demographers mainly use statistics in mapping their data.
What you want to get across to the audience. be positive and confident.