Which sentence is punctuated correctly?
A. Fish spend their entire lives in water; there are millions of varieties of them. B. Fish spend their entire lives in water, there are millions of varieties of them. C. Fish spend their entire lives in water, the study of fish is called "ichthyology". D. Fish spend their entire lives in water; the study of fish is called "ichthyology".

Respuesta :

Dotz
Both A and D seem correct to me but if you need to go with one then I'd say D. Fish spend their entire lives in water; the study of fish is called "ichthyology". B and C are totally wrong, however. 

Let me know if you need anything else. :)
 
                     - Dotz

Answer: A - Fish spend their entire lives in water; there are millions of varieties of them.

Explanation: trust me