Final answer:
Dr. Ellen Ochoa exemplified determination by overcoming challenges to earn advanced degrees, persevering through NASA's competitive selection, and contributing to scientific research on space missions.
Step-by-step explanation:
Dr. Ellen Ochoa's journey to becoming the first Hispanic female astronaut demonstrates her determination and motivation through several noteworthy achievements. Option B, which states that she overcame challenges and pursued advanced degrees, is an excellent example of her dedication. Dr. Ochoa completed a bachelor's degree in physics and went on to earn a master's degree and doctorate in electrical engineering from Stanford University. Despite the barriers, she remained focused on her goals, showcasing her determination in the field. Option C, she persevered through a highly competitive astronaut selection process, also illustrates her commitment. She was selected by NASA in 1990 and became an astronaut in July 1991, amid thousands of applicants, her selection is a testament to her exceptional drive and the hard work she put into achieving her dreams. Finally, Option D, wherein she collaborated on scientific research during space missions, further demonstrates her motivation and determination. Dr. Ochoa flew on four space shuttle missions and contributed to the research in space, applying her expertise and enhancing our understanding of the world beyond our planet.