I didn't understand these 3 multiple questions in this exercise

T Inserer Tableau Graphique Texte Figure Donnees multimedias Commentaire Question 1 A law that enables firms to fire workers within three months if they are considered unsuitable hires is likely to (a) raise frictional unemployment and lower cyclical unemployment. (b) raise frictional unemployment and raise cyclical unemployment. (c) lower structural unemployment. (d) lower wages. (e) lower frictional unemployment. Question 2 Suppose the supply of labour is perfectly elastic. An increase in the demand for labour following an increase in productivity will lead to: (a) no change in wages and no change in employment (b) no change in wages but an increase in employment. (c) higher wages but no change in employment. (d) higher wages and an increase in employment. (e) higher unemployment. Question 3 Suppose the entry of women into the paid workforce increases the supply of labour and make it more elastic. What is likely to happen to average wages and the responsiveness of wages to demand shocks. (a) Wages will decrease and the responsive of wages to demand shocks will increase (b) Wages will decrease and the responsive of wages to demand shocks will decrease (c) There will be no change in wages but the responsive of wages to demand shocks will increase (d) Wages will increase and the responsive of wages to demand shocks will increase (e) Wages will increase and the responsive of wages to demand shocks will decrease