フリー問題

問題文

The same registry address appears in eleven places in a deployment script, and a migration will change it. Which change reduces the edit to one line?

選択肢

1. Assign the address to a separate local copy and reference that name from every comment header in the script.
2. Assign the address to a single named variable and reference that name from every invocation site in the script.
3. Assign the address to a separate local copy and reference that name from every invocation site in the script.
4. Assign the address to a single named variable and reference that name from every comment header in the script.