AP, Bio help! Please help me i can't find the answer.?

Question

The levels of organization of study of an organism, starting with the most microscopic level, are shown by which of the following sequences?

(A)Cells, organs, chemicals, tissues, systems, organism.

(B)Chemicals,cells,tissues,organs,syst...

(C)Systems,organs,tissues,cells,chemic...

(D)Chemicals,cells,organs,tissues,syst...

Answer 1

Seriously, you can't find the answer to THAT?  It's the most basic thing you need to know.  The answer is B...least complex to most complex...just think about it.

Answer 2

B

Answer 3

B

(although one could insert cell organelles between chemicals and cells)