the developed world’s endemic diseases, such as heart disease, strokes, and obesity, are closely linked to
a.
war and poverty
b.
diet and lifestyle
c.
water and sanitation
d.
government and infrastructure

It is B and sorry hhgdfghvdhkjnhgfsdvb

answer: this problem has only trivial solutions, with all points on the same line. x=5 or x=7/5.

step-by-step explanation:

there are three triangles, and three unknowns: x, y=length of middle segment, and z=cos(angles marked with red arc).

we need

and law of cosines,

the three equations are

see attached image for solution.

china is shifting toward specialization in industry and services and away from agriculture.

explanation:

mark brainliest