Study the map of NONSO DISTRICT and use it to answer this question.<img src=\"/qa/images/Waec653bed6e3aefd.jpg\">What is the contour interval on the mapped area?

Study the map of NONSO DISTRICT and use it to answer this question. What is the contour interval on the mapped area?

Study the map of NONSO DISTRICT and use it to answer this question.

What is the contour interval on the mapped area?

The correct answer is B. 100 metres

No explanation given