"Spec", or the variation "specs" is the Latin word for "see". The word "spectator" means "someone who watches".
Scientific models must be able to generate PREDICTIONS.
Scientific models refers to frameworks, which are used to elucidate and predict the behavior of an object or a system. Scientists usually use models to carry out research and to explain the results of their research. A good and effective scientific model should be able to make accurate predictions.
Answer:
C. development of vascular tissue for bulk flow
Explanation: