Incorporate review feedback

source/fundamentals/connection/connect.txt

@@ -17,8 +17,9 @@ Connection Guide
    :depth: 2
    :class: singlecol
 
-This guide shows you how to connect to a MongoDB Atlas instance, 
-another MongoDB instance, or a replica set using the Node.js driver.
+This guide shows you how to connect to a 
+`MongoDB Atlas deployment <https://www.mongodb.com/docs/atlas>`__, 
+a MongoDB instance, or a replica set using the Node.js driver.
 
 .. _node-connection-uri:
 
@@ -34,7 +35,7 @@ example shows each part of the connection URI:
    :alt: Each part of the connection string
 
 In this example, we connect to an Atlas MongoDB deployment that has a 
-DNS SRV record. For more details, refer to the 
+DNS SRV record. For more details, see the 
 :manual:`DNS Seed List Connection Format
 </reference/connection-string/#dns-seed-list-connection-format>` 
 documentation. This format offers flexibility in deployment and the 
@@ -45,8 +46,10 @@ ability to change the servers in rotation without reconfiguring clients.
    To learn how to retrieve your connection string in Atlas, see the
    :atlas:`Atlas driver connection guide </driver-connection>`.
 
-Alternately, you could use ``mongodb`` for the protocol, which specifies
-the :manual:`Standard Connection String Format </reference/connection-string/#std-label-connections-standard-connection-string-format>`.
+If you are connecting to an instance or replica set that does not have a 
+DNS SRV address, you must use ``mongodb`` for the protocol, which specifies 
+the :manual:`Standard Connection String Format 
+</reference/connection-string/#std-label-connections-standard-connection-string-format>`.
 
 After the protocol, the next part of the connection string contains credentials
 if you are using password-based authentication. Replace the value of ``user``