Admiral Group (LSE: ADM.L - news ) , Direct Line , RSA Insurance (LSE: RSA.L - news ) and Esure made gains as Andreas van Embden, of Peel Hunt, said the index served as “an encouraging sign that a measure of discipline is returning to the motor market”.
Take context from the input text and decide on the accurate relationship between 'Direct Line' and 'Insurance' from the options provided.
Options: product/material produced, parent organization, developer, business division