How many standard time zones will a country with a longitudinal extent of 150° have? by Sunday | Apr 25 | Geography WAEC | 0 comments A. 10 B. 11 C. 15 D. 16 Correct Answer: Option A – 10 Users Also Read These:Standard time zones are created because?The longitude of London is 0° while that of Sydney,…Cassava is cultivated in many ecological zones…The 150.00 Naira which Olu would have used to…The longitudinal extent of Nigeria is?