Question

where are the free ribosomes found? attached to the mitochondria floating in the cytoplasm

Explanation:

Free ribosomes are ribosomes that are not attached to any organelle or structure and are suspended in the cytosol (part of the cytoplasm). Attached ribosomes are on the endoplasmic reticulum or sometimes mitochondria, but free ribosomes float in the cytoplasm.

Answer:

B. Floating in the cytoplasm (assuming the options are labeled as A and B with A being "Attached to the mitochondria" and B being "Floating in the cytoplasm")