can I say,<br/><br/>(a) The bat flies in the night.<br/><br/>(b) The bat flies out to find some food at night.<br/><br/>(c) The bat flies in the cave during (the) night time.<br/><br/>(d) The bat flies during the night <img class='emoticon' style='Width:19px;Height:19px;' data-delaysrc='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/Emoticons/26.gif' src='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/Emoticons/26.gif' alt='Emotion: time'/> / in the night.