a small paragraph

I’m studying for my Geology class and don’t understand how to answer this. Can you help me study?

Both Marie Curie and Liese Meitner were important women to radioactivity research. Given that, what do you think were their common challenges they had during their careers in science? Why did Marie achieve international recognition and Liese Meitner did not receive as much? Read the suggested article listed below and any others you might find as background information. Remember this is Your opinion. Please use references and cite articles and web sites. You may collaborate with others but the writing must be your own. The assignment should be limited to 700 words or less. Submit the assignment to the drop box under the bright space drop box Assignment 1. Please use and cite references and websites and use quotations for copied text.