[Answer] 2. To stop certain other fruits from turning brown after being sliced, sprinkling them with lemon juice is a perfect antidote. These include apples, avocados and what other particularly well known elongated fruit?

Step 1 : Introduction to the question "2. To stop certain other fruits from turning brown after being sliced, sprinkling them with lemon juice is a perfect antidote. These include apples, avocados and what other particularly well known elongated fruit?"

...1. Oranges 2. Nectarines 3. Mandarins 4. Bananas This is because the lemon juice acts as a preservative. Such an excellent little fruit, its juices are perfect for all three of the above fruits (apples, avocados and bananas) to stop them turning a most unappetising colour after being sliced.

[Answer] The sinking of which ship in 1915 played a key role in turning opinion in the US against Germany?

Step 1 : Introduction to the question "The sinking of which ship in 1915 played a key role in turning opinion in the US against Germany?"

...SS Andrea Doria sunk in sight of shore much later, and the Titanic, well, that was pre-World War I. The Arandora Star was sunk off the coast of Ireland on 2 July 1940 in World War II while transporting interned Italian nationals (and some Germans) from Britain to Canada.