Pls seniors solve these FEW mcsqs, these appeared in the past papers but i could not find the correct answers

(15) School leaving age was raised to 15 years in:
(a) 1916
(b) 1926
(c) 1936
(d) None of these
(10) In the Assembly of the League of Nation, each member state was to be represented by a maximum of:
(a) Five delegates
(b) Three delegates
(c) Seven delegates
(d) None of these
(13) Edward II was son of:
(a) William
(b) James
(c) Queen Victoria
(d) None of these
(3) The real stake in Crimean War was:
(a) Turkey (b) Central Europe (c) Russia (d) None of these
(13) The Trade Unions are great power in England. Their number exceeds:
(a) 700 (b) 900 (c) 1100 (d) None of these
(15) Public Telephones were introduced in England in:
(a) 1913
(b) 1912
(c) 1911
(d) None of these
3. Articles written by Napoleon were published in the shape of:
(A) 28 books
(B) 30 books
(C) 32 books
(D) None of these
2. The book titled “The Queen’s Prime Minister” has been written by:
a) Froude b) Churchill
c) Burkley d) None of these
(vi) The 1870 Education Act made :

a) Schooling up to grade 12 free and compulsory for all
b) Schooling for children aged 5 - 12 free for all poor law union ratepayers in countries and boroughs
c) Schooling for children aged 5 - 12 free and compulsory for all
d) Schooling for females was made compulsory at all levels
e) None of These.
13- Which Countries/territories came under Mandak system?
a) Iraq
b) Palestine
c) Iran
d) South Africe
e) None of these
17- Where was the division of Germany after the end of WW-II decided?
a) Potsdam
b) Berlin
c) Yalta
d) Paris
e) None of these