Use the sentence to answer the question

At first, Susie did not want to go to the party because her friends were not going. However, she changed her mind and decided to go once she heard there was goo mc to be a DJ. As a result, she had a good time and made a new friend.

Which transition word or phrase from the sentences help the reader understand the order in which events occurred?

At first
Because
As a result
However

At first