Can you help me solve part b with e-closure method?

2. Given M (( 1,2,3,4,5,6,7}, {a,b} . 1, {2,4,6}), where is defined as follows. (a) Give a complete computation tree on M for input string bba. Decide and explain whether bbaEL(M). (b) Find the equivalent NFSA without e-moves for M. 2 53- 4 5-- 6,7