Помогите! Какой артикль ставить?... First World War began in 1914а. the б. а в. -I think...

Question

Помогите!
Какой артикль ставить?
... First World War began in 1914
а. the б. а в. -

I think ... William Brown is the brightest student.
a. the б. а в. -

Answer 1

The First World War began in 1914.

I think William Brown is the brightest student.

Answer 2

1) The First World War began in 1914.

2) I think William Brown is the brightest student.