in which of these sentences is the list correctly punctuated?\nif you go to the mall, arrive early wear…

in which of these sentences is the list correctly punctuated?\nif you go to the mall, arrive early wear comfortable shoes and have a plan.\nbefore you start baking, you will need sugar, eggs, flour, and vanilla extract.\nwhen you pack, be sure to include, sunscreen, towels, and healthy snacks.\nonce at the library, turn off your phone, lower your voice and browse quietly.

in which of these sentences is the list correctly punctuated?\nif you go to the mall, arrive early wear comfortable shoes and have a plan.\nbefore you start baking, you will need sugar, eggs, flour, and vanilla extract.\nwhen you pack, be sure to include, sunscreen, towels, and healthy snacks.\nonce at the library, turn off your phone, lower your voice and browse quietly.

Answer

Brief Explanations:

In English grammar, items in a list should be separated by commas. The second sentence "Before you start baking, you will need sugar, eggs, flour, and vanilla extract." correctly uses commas to separate list items. The first sentence lacks commas between list - like elements. In the third sentence, there is an unnecessary comma after "include". The fourth sentence lacks a comma before "and" in the list.

Answer:

Before you start baking, you will need sugar, eggs, flour, and vanilla extract.