Answer:
It will help them in the long run for other people will be able to read it and they will be able to put more words per line of a piece of paper
Explanation:
It depends on which word is underlined.
If the underlined word is <em>boat, </em>then it is used as A. predicate nominative in this sentence.
A predicate nominative is a noun following a copulative/linking verb.
The linking verb in this sentence is <em>is, </em>and the noun following it is <em>boat. </em>
Because he went back to get the milk. Now he is digging it up out of the ground.