I think the word you're looking for is "hypothesis".
For example, a hypothesis could be "dogs drink more often when owners are present".
And then this can be proven (or dis-proven) by an observation (or in this case rather: measurement).
<em>In Spain, some parents gift their children friendly-looking hollow logs as part of a unique Christmas tradition. Every night leading up to Christmas, the family “feeds” or stuffs the log with treats such as nuts, dates and candies.</em>
<em><u>F</u></em><em><u>o</u></em><em><u>l</u></em><em><u>l</u></em><em><u>o</u></em><em><u>w</u></em><em><u> </u></em><em><u>M</u></em><em><u>e</u></em><em><u>❤</u></em>
I believe the answer is: Brian Epstein
Brian Epstein was the first one who discovered the Beatles during their lunchtime performance at The Cavern Club. At that time, almost all label company in England refused to sign the Beatles. So epstein insisted on the professional look in order to make them look more presentable for the management and upper class audience.
Prices of commodities are controlled by the government.
Hope this helps!
The answer is the critical period. Destructive substances, for example, medications or radiation that attack the womb and result in birth abandons are called teratogens. Teratogens are particularly harming in the embryonic stage since it is a critical period in pre-birth advancement.
