In a construction project, as in problem $1,$ effective cash needed before payment is received from the owner during the month of May will depend on which two factors $($select all that apply

a$)$ Positive total cash generated after payment is received from the owner during April

b$)$ All out$-$of$-$pocket costs during May

c$)$ Labor costs during May

d$)$ Positive total cash generated after payment is received from the owner during May