I'm not sure but I think it's B
Mitosis - Asexual, diploid, 1, 2, during the synthesis phase.
Meiosis- sexual, haploid, 2, 4, during the synthesis phase.
Explanation:
Observations allow us to collect data that we can connect back to the central problem. From this data we can start to form hypotheses (predictions on possible solutions or outcomes).
The process that connects glycolysis and the citric acid cycle is the acetyl CoA formation.