How do engineers solves the problem of using the smallest possible amount of explosive

The lower class, the groundlings, paid the lowest amount. this is the answer for edgenuity

E. search it on internet

Finger spelling.american sign language (asl) is the language they use overall. theres so much more than just the letters used to spell. theres  different forms of asl like pse, see (i believe is what it is called). theres  bsl (british sign language), ssl (spanish  sign language) etc.