Please answer in excel or word table

According to the information above please do the following,

- Create a network diagram using both backward and frontward pass. - Identify/mark the critical path - Identify/mark slack/float for each activity

Activity Activity Description Immediate Predecessors Estimated Duration Excavate 2 weeks B Lay the foundation A 4 weeks Put up the rough wall B 10 weeks D Put up the roof 6 weeks E f 4 weeks Install the exterior plumbing Put up the exterior siding F E 5 weeks G D 7 weeks H E, G 9 weeks 1 Do the electrical work Put up the exterior painting Do the electrical work Put up the wallboard Install the flooring 7 weeks FI 8 weeks J 4 weeks L Do the interior painting J 5 weeks M Install the exterior fixture H 2 weeks N Install the interior Fixture KL 6 weeks