You are given a list of queries separated by new line. Your job is to answer with the query that is the most well-formed or well-structured query in terms of grammar, punctuations, or spelling errors.

[EX Q]: What are the different relationships of an ecosystem ?
How many songs has Avril Lavign san ?
Business cycle in 1920 and 1930 ?
How did Nelson Mandela played in abolishing apartheid ?
[EX A]: What are the different relationships of an ecosystem ?

[EX Q]: Give a example of memo ?
Internal and external parts of a stem ?
What are the torque specs for 700r4 tail shaft bolts ?
The rolr of the youth in national development ?
[EX A]: What are the torque specs for 700r4 tail shaft bolts ?

[EX Q]: What did John Cabots voyage prove to the europeans ?
Miles from phoenix az to richmond ?
What is jesse jacksons phon number ?
What is the national currency of Liechtenstein ?
[EX A]:
What is the national currency of Liechtenstein ?