Answer:
D \"her breath in mine, our fluent dipping knives\".
Step-by-step explanation:
The line of the poem presented in the letter D gives the reader a sense of connectivity, complicity and fulfillment. It is in this line that we can see the very strong connection between mother and child. This connection is revealed through the connection information between their breathing. "Her breath in mine, our fluent dipping knives" gives the reader a sense of comfort and connection. It is in this line that in a poetic and very strong way we can see the connection shared by mother and child.