A) A description of Dalmatians
They describe their fur colors, their skull and ears, where they originated, shoulder, size and other factors.
WHY THESE ARE WRONG ANSWERS
B- It just doesn't say where they came from
C- They also describe their skulls, ears body shape and size.
D- That's only at the end they say it.
When added to the word detect, the suffix which means "a person who" is -ive.
"A person who" means that you need to create a noun which refers to a person by adding that suffix. If you add -ive to detect, you will get the noun detective, which is obviously a person.
The word detectary doesn't exist, and the word detection doesn't refer to a person, but rather the act of detecting.
It's asking you for a explanation of why some people thought Darwin was smarter than most people