Netflix, Inc. disclosed an income statement for the year ended December 31, 2023. The company reported revenue of $34,933 million and cost of revenue of $14,875 million, resulting in a gross profit of $20,058 million. Operating expenses were $14,220 million, leading to an operating income of $5,838 million. After deducting interest expenses of $594 million and income taxes of $1,544 million, Netflix, Inc. reported a net income of $3,700 million.

a. Compute Netflix, Inc.'s gross profit margin. b. Determine the operating income margin for Netflix, Inc. c. Discuss the impact of Netflix, Inc.'s operating expenses on its profitability. d. Analyze the net income trend of Netflix, Inc. over the past five fiscal years.