Which of the following sentences is punctuated correctly?
On an August weekend in 1969 about 400000 people came to a rock concert called Woodstock
On an August, weekend in 1969 about 400000 people came to a rock concert called Woodstock
On an August weekend in 1969, about 400,000 people came to a rock concert called Woodstock.
On an August, weekend in 1969, about 400000 people came to a rock concert called Woodstock.

Question

Which of the following sentences is punctuated correctly?
On an August weekend in 1969 about 400000 people came to a rock concert called Woodstock    
On an August, weekend in 1969 about 400000 people came to a rock concert called Woodstock   
On an August weekend in 1969, about 400,000 people came to a rock concert called Woodstock. 
On an August, weekend in 1969, about 400000 people came to a rock concert called Woodstock.

anonymous · Answer

The last one is correct punctuation