1. Which of the following approved indications for pembrolizumab requires tumor proportion score (TPS) to determine PD-L1 expression?

2. Which of the following statements is TRUE about combined positive score (CPS)?

3. Which of the following treatments is currently approved by the United States Food and Drug Administration for microsatellite instability-high (MSI-H) metastatic solid tumors?

4. Which of the following is TRUE about total mutation burden (TMB)?

5. Which of the following indications would NOT require PD-L1 testing for single agent pembrolizumab?

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