What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

Name the three-letter word that can complete the below words?

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

John leaves home and then he takes three right turns. John wants to return to home but he was scared of Jacob, who is wearing a mask.

What is John Situation ?

I am the first thing you need while camping.
I am always with the person named Marcos Valencia and Carrick.
But Pogba Zlatan and Rooney think I am wasteful and do not need me.
I am the second to the last thing to add when you are making a patch.

What am I?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

A patient was diagnosed with some ailment. He was given five different tablets to take at night at an interval of 15 minutes.

How long will it take the patient to consume all the five tablets?

It is always ahead of me yet I can never see it. What is it?

What English word has three consecutive double letters?

Which five letter word can be added at the end of below word to form a
valid word?

> Pin
> Check
> Boiling
> View

How can you leave a room with two legs and return with six legs?