Siha e Sitta are __________ books of Hadith ?

A. 5
B. 6
C. 7
D. 8

Following are the six most famous books of Hadith:
All Muhadith (Hadith writers) were Persian.

1. Sahih Bukhari
Name: Muhammad Ismail AL Bukhari
Born: Bukhara, 196 A.H
Died: Samarqand, 256 A.H

2. Sahih Muslim
Name:Abul Hassan Muslim AL Hajjaj
Born: Nishapur, 206 A.H
Died: Nishapur, 25th Rajib 261 A.H

3. Jame Tirmizi
Name: Abu Esa Muhammad AL Trimidhi
Born: Termez, Iran, 209 A.H
Died: Termez, Iran, 279 A.H

4. Sunan Abu Dawood
Name:Abu Daud Suleiman bin Ash’ath
Born:Sistan,Iran, 202 A.H
Died: Sistan, Iran, 275 A.H

5. Sunan Al Sughra
Name: Abu adul Rahman al-Nasai
Born: Turkmenistan, 215 A.H
Died: 303 A.H

6. Sunan ibn Maja
Name: Abu Abdullah Mohammad ibn Yazid
Born: 201 A.H
Died: 273 A.H