Aşağıdaki cümlelerin hangisinde 'infinitive of purpose' (amaç belirten mastar) doğru kullanılmıştır?
A) I went to the shop buying some milk.
B) I went to the shop for buy some milk.
C) I went to the shop to buy some milk.
D) I went to the shop buy some milk.
E) I went to the shop for buying some milk.