There are different types of observers. Casual observers differ from scientific observer. Seeing and observing are two different things. Not that everybody seeing is actually observing the thing.
A casual observer just sits back and watch for something to happen while a scientific observer comes up with some hypothesis to work on it.
The query is based in inherited and acquired traits wherein a student is provided with a list of traits and is asked to arrange them in a Venn diagram. The correct answer for the given query would be the third option. The traits that the student should put in the section inherited is tiger's stripes and type of blood.
D because it reflects all other colors
It's when you strand generic materials
<span> C - nitrogen fixation, ammonification and nitrification </span>