What is the significance of substrate-level phosphorylation in glycolysis?

• A. It is responsible for the conversion of glucose to glucose-6-phosphate.
• B. It allows for the direct generation of ATP without the need for oxidative phosphorylation.
• C. It is the only method of ATP generation in glycolysis.
• D. It involves the conversion of NAD+ to NADH.

Answer: (B)