It was __ nobody could answer.
A. Such difficult a problem that
B. Such a difficult problem that
C. Such a problem difficult problem that
D. A such difficult problem that
E. A difficult such problem that

Jawaban nya Adalah : B
A. Such difficult a problem that
B. Such a difficult problem that
C. Such a problem difficult problem that
D. A such difficult problem that
E. A difficult such problem that

Jawaban nya Adalah : B