Pick up the correct statement from the following :

• If ground water enters the channel, the channel is known as effulent channel
• If water goes out of channel to meet ground water, the channel is said to be influent stream
• If the water table is at higher level than the water level in channel, ground water flows to the stream
• If the water level in stream is higher than the water table level, water from the channel enters into ground water
• All the above.