Follow these easy instructions to answer a call.
1a - Answer call
1b - Reject call
1c - Silence the incoming call alert
Choose one of the following options:
Answer call, go to 1a.
Reject call, go to 1b.
Silence the incoming call alert, go to 1c.
Tap the upper or lower part of the Volume key when you get a call.
The incoming call alert is silenced without the caller hearing it, but the call continues until it's ended or diverted.