Question

What must exist for the engineering process to begin?

a. a problem
ь.a solution
c. research
d. scientific tools

Answer 1

d

Step-by-step explanation:

rzp-yyib-oiv

plèase jóin ón góógle mèèt

Answer 2

a. a problem

Step-by-step explanation:

The engineering process begins by defining a problem and completing background research on the problem.