C stands for carbon. The O stands for oxygen. CO2 is one carbon atom and two oxygen atoms
Barometer duhhhh what’s else a ruler
Answer:
a) The magnitude of the current is 24.19 A
b) The angle is 90°
Explanation:
a) Given:
B = magnetic field = 44 µT = 44x10⁻⁶T
r = distance = 11 cm = 0.11 m
The current is:

b) Because the current flows from the west to the east, therefore, the angle is 90 degrees from the north.
Can you send a pic of the question
I believe the correct answer from the choices listed above is the last option. The advances in food production that were attributed to the Green Revolution of the 1960s and 1970s are drought-resistant varieties of crop plants.
Hope this answers the question. Have a nice day.