Multinational companies have grown in size, but the local workers are not happy with their

A.petrochemical company

B.petrochem* and compan*

C.petrochem* n5 compan*

D.petrochem* w5 compan*

A．Population

B．Sample

A.p=[2, 0, -3, 1]; x=roots(p)

B.p=[2, 0, -3, 1]; a=compan(p); x=eig(a)

C.syms x; x=solve(2*x^3-3*x+1==0, x); x=eval(x)

D.syms x; s=solve(2*x^3-3*x+1, x); x=eval(s)

When you buy shares in a company, it means that you actually own a () of that company.

A. portion

B. port

C. partial

D. portrait

A.p=[2, 0, -3, 1]; x=roots(p)

B.p=[2, 0, -3, 1]; a=compan(p); x=eig(a)

C.syms x; x=solve(2*x^3-3*x+1==0, x); x=eval(x)

D.syms x; s=solve(2*x^3-3*x+1, x); x=eval(s)

A.p=[2, 0, -3, 1]; x=roots(p)

B.p=[2, 0, -3, 1]; a=compan(p); x=eig(a)

C.syms x; x=solve(2*x^3-3*x+1==0, x); x=eval(x)

D.syms x; s=solve(2*x^3-3*x+1, x); x=eval(s)