Related Clues:

• Backup introducer
• __ question
• Courtroom question type
• Offering only two choices
• Where scrubs are worn
• Straightforward, as some questions
• End to a bully's threat
• Conjunction with a slash
• Slashed conjunction
• Vague threat from uncapped mushrooms on middle of steak
• Threatening phrase cryptically found in Elsinore
• Warning head will be sacked from central London school
• Because otherwise
• 'Speak fair words, — — be mute' (Shakespeare, Venus and Adonis)
• Kind of question with only two answers