avinashjohn Active 1 month agoTopics: 0Replies: 1☆ProfileForumsTopics StartedReplies CreatedEngagementsForum Replies CreatedViewing 1 post (of 1 total)AuthorPosts April 28, 2019 at 7:11 am #514402 avinashjohnParticipantTopics: 0Replies: 1☆Respected Sir , How to know which model is to be applied in a question? Please provide certain tips regarding thisAuthorPostsViewing 1 post (of 1 total)