What is the next shape from answers A, B, C, and D figure?

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

A man is surviving on an island along with his friend. They have been starving for four days for food. Suddenly, they find a fisherman. The friend goes with the fisherman in order to catch the fish (if they can find any).

The fisherman returns after some time but he is alone and has some salmon that he had prepared. When asked, the fisherman tells him that his best friend fell off the boat and drowned in the water. Starving for so long, he eats the meal while crying for his friend.

After being rescued, he goes to a diner and orders salmon. When he eats his meal, he jumps and commits suicide. Why did he do it?

It belongs to you, but other people use it more than you do. What is it?

You are playing a game with your friend Jack. There are digits from 1 to 9. You both will take turn erasing one digit and adding it to your score. The first one to score 15 points will win the game.

Would you want to play first or second?

PS: The sum should be exactly 15.

The host of a game show, offers the guest a choice of three doors. Behind one is a expensive car, but behind the other two are goats.
After you have chosen one door, he reveals one of the other two doors behind which is a goat (he wouldn't reveal a car).

Now he gives you the chance to switch to the other unrevealed door or stay at your initial choice. You will then get what is behind that door.

You cannot hear the goats from behind the doors, or in any way know which door has the prize.

Should you stay, or switch, or doesn't it matter?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

Using Only Five 5's and any mathematical operator make sum as 37