Classify the sentence as "passive" or "active" voice.

PASSIVE VOICE patterns:
• "was/were + [past participle]" (was thrown, were sent, was impeached)
• "is/are being + [past participle]" (being discussed, being opened)  
• "has/have been + [past participle]" (has been completed)

ACTIVE VOICE examples:
• "threw" • "sent" • "gave" • "is fascinating" • "am working" 

Respond with exactly one word: "passive" or "active"