Answer:
B. Josette wonders whether a small or large marble will roll faster.
She designs an experiment to find out.
Step-by-step explanation:
Scientific inquiry often involves the act and process of finding explanations to things observed in our natural world. And most often, this entails asking pertinent questions which drives the scientist into devising means to explore and find answers to these questions raised, before arriving at a conclusion based the facts and evidence their experiments and research can prove.
Invariably, the best example that describes Josette doing science by inquiry is option "Josette wonders whether a small or large marble will roll faster. She designs an experiment to find out.".