When a person wakes in the morning, is it preferable to begin by studying Gemara or Mishnah?

A source-based Torah discussion of the question: When a person wakes in the morning, is it preferable to begin by studying Gemara or Mishnah? This localized discovery layer presents the author’s canonical question for search and study without adding a new practical ruling. The Hebrew source remains controlling for its reasoning, qualifications and conclusion.