Compare the average annual temperature of singapore and quito

The climate in Singapore is equatorial, ie hot, humid and rainy, throughout the year. The country, which is at the same time an island, a city and a state, is actually at the Equator, in an area where there is always the opportunity for the formation of showers and thunderstorms. 
Although the climate is fairly uniform, you may notice some changes in the course of the year, due to the two monsoons: the one from the north-east, occurring from November to early March, is more rainy especially in the first part, and the one from the south-west, occurring from June to September. The first period between the two monsoon, from March to early June, is the hottest and the most unpleasant of the year. 

The answer is c) tons