"keep on the __ and Narrow"

This page is the CodyCross answer for the clue below from Working From Home, Group 1226, Puzzle 3 (Stapler and Eraser).

Question is: "keep on the __ and Narrow"

and the answer is: STRAIGHT

Word Meaning:

STRAIGHT — Not crooked, curly, or bent; having a constant direction throughout its length.

Definitions from Wiktionary.

"Keep on the __ and narrow" — CodyCross Answer | CodyCross Solutions