Answer:
Feudalism declined as kings became richer and more powerful.
Explanation:
Answer: 3) Confounding variable
Explanation:Confounding variable is the variable that indicates about the external influential factors that produces the manipulated consequences of independent and dependent variable.This variable can lead to producing useless outcomes in an experiment.
According to the question, the changes occurring in interest of student in algebra can be due to the outside factors which are not generating the actual results and thus, experiment is getting ruined.
Other options are incorrect because application variable remain same for the experiment,system variable are the variables of certain system and reliability variables describe about the variable on which dependent or stable.Thus, the correct option is option(3)
Hey there!
The root word in Enlightenment is Enlighten.
To enlighten someone, is to help them understand, about a specific subject or point of view.
For example, when you hear someone say "Enlighten me", they may mean something along the lines of "explain it to me".
This phrase is often used when someone is confused, or does not understand a specific subject, or aspect.
Hope this helps!
~Autumly
It explains that many people died because medicines and medical practices were not effective . your welcome !
The geocentric model stated that Earth was the center of the universe, and all other bodies revolved around it
