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

A detective visits his friend John just to discover that John's neighbour Dr Jacob was murdered. Dr Jacob, who is a mathematician wrote the murderer's name in a code word "Hcqtfz". There were five suspects
1. Ajit
2. Pankaj
3. Ganpat
4. Deenu
5. Hariya

The Detective was instantly able to find the murderer.
Can you?

Can it be possible to build a house that has all its four walls facing towards the South?

Can you complete the sequence puzzle?

AR TA GE CA LE VI LI _

I have branches, but no fruit, trunk or leaves. What am I?

Can you name an animal whose killing cannot be performed without spilling your own blood?

There is so small cabin inside a deep forest.
All the forest burned out to worst possible but the inside of the cabin is still the same.
However all the person inside the cabin die.

How come ?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

There is a wide field of corn. A goose finds its way into the field and starts running. Can you find out till which point the goose can run into the field?

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?