Orlando wrote on separate index cards four facts about cells. The four facts Orlando write are listed below:

1. Cell come only from existing cells

2. All cells contain hereditary information

3. All living things are made of one or more cells

4. A cell is the most basic unit of structure and function of all living things

He shuffled the index cards, spread them out on his desk, and asked Martha to pick

out the cards that describe the cell theory. Which cards did Martha correctly select?

The scientific method is a series of steps followed by scientific investigators to answer specific questions about the natural world. it involves making observations, formulating a hypothesis, and conducting scientific experiments.the steps of the scientific method are •observation-the first step of the scientific method involves making an observation about something that interests you•question-once you've made your observation, you must formulate a question about what you have observed. •hypothesis-once you've made your observation, you must formulate a question about what you have observed. •experiment-once you've developed a hypothesis, you must design and conduct an experiment that will test it.•results-the results are where you report what happened in the experiment. •conclusion-the final step of the scientific method is developing a conclusion.i hope that this you : )

I’m going to go with b!