Amy, I called you yesterday evening,but nobody answered the phone. —Oh, I ________ a walk with my mother at that time. ) )—Amy, I called you yesterday evening , but nobody answered the phone. —Oh, I ________ a walk with my mother at that time. A . take B . took C . am taking D . was taking —Amy, I called you yesterday evening , but nobody answered the phone. —Oh, I ________ a walk with my mother at that time. A . take B . took C . am taking D . was taking )—Amy, I called you yesterday evening , but nobody answered the phone. —Oh, I ________ a walk with my mother at that time. A . take B . took C . am taking D . was taking )—Amy, I called you yesterday evening , but nobody answered the phone. —Oh, I ________ a walk with my mother at that time. A . take B . took C . am taking D . was taking