Possible Clues:

• Scripts regularly sent up in support of qualification? That's tactful
• Like foreign relations getting certificate on time, I note
• Head ignored what's naturally said about place being discreet
• Sensitive police officer unlikely to claim after pressure applied
• Tactful, as an ambassador
• Tactful cop with mass in Capitol running riot
• Strategically polite
• It may be tactful to take degree with small movement