Which of the following is a true difference between prokaryotic and eukaryotic cells?

Since you've not given any answer choices I'll give some info about their differences.

Eukaryotic cells have organelles with membranes (mitochondria, chloroplast, golgi apparatus), prokaryotic cells don't.

Eukaryotic cells have nucleus which is surrounded with a membrane, prokaryotic cells don't

Eukaryotes can divide by mitosis and meiosis prokaryotics can't