Answer :

kmatras1
The answer is cytoplasm. 

Cytoplasm is composed of cytosol (a jelly-like substance), and it contains an animal cell's organelles (excluding the contents of the nucleus, which are in nucleoplasm). The majority of cellular activities occur within the cytoplasm. 

Answer:

Option A, Cytoplasm

Explanation:

A cell is filled with a fluid known as cytoplasm and is enclosed by a cell wall. With in a cell several cell organelles are found such as mitochondria, chromosomes, lysosomes, endoplasmic reticulum, nucleus etc. All these organelles being found with in the cell filled with cytoplasm remain dipped in cytoplasm. Thus, it can be said that cytoplsam is the fluid that contains all of an animal cell's organelles.