Question

what is the next letter in this sequence - ottffss?

Answer 1

$\huge \tt {Answer}$

ottffss → it's oo → ottffssoo

Answer 2

Answer:

e

Explanation:

I am not sure about your question, but I think this is the answer.

ottffssee

Because 2 t, then 2 f, then 2 s

And s is before t

So next will be before f, 2 times, that is, e...

I tried my best to explain :D