Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

Two guards were guarding the camp.Guard-1 was looking towards the south to make sure no threat is coming from the road.Guard-2 was looking at the north to make sure no threat is coming from the top. Suddenly Guard-1 ask the Guard-2 why he is smiling?How Guard-1 knows that Guard-2 is smiling?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

Can you place six matchsticks in a manner that each of the matchsticks is in touch with the other five matchsticks?

What does it mean?

If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

There is a five-letter word which has 3 consonants(all are same) and 2 different vowels.
Also, something wrong is associated with the word.

Can you name it?

What has one letter and starts with an E?