Which country was not equipped to join the early years of world exploration? a. france c. portugal b. britain d. spain select the best answer from the choices provided a b c d

When arriving at a navigation lock what is the order of priority

Can someone me with these 2 questions? and tell me why it is the correct answer?

What effect has mass media had on obesity in the united states a. television commercials and programs have promoted increased acceptance of obesity b. public service announcements have halted the increase in obesity c. educational documentaries have caused obesity in the united states to fall d. advertisments for unhealthy foods have encouraged obesity