Question

Please help me

Answer 1

53. Which of the following best describes measurements of CO2 levels in the atmosphere since 1958?

Measurements of CO2 have shown a steady increase since accurate measurements began.
CO2­ levels are higher in the winter and lower in the summer, but they are overall increasing.
Levels of CO2 were steady until the mid-1970s, during which they began to increase rapidly.
CO2­ levels are higher in the winter and lower in the summer, but they are overall decreasing.
54. Children are at a greater risk from ground-level ozone.

True
False

Answer 2

1. A
2. B
Am i correct?

Answer 3

Yes, you seem to be right.