Given below are six sentences, out of which sentences A and F are in the correct position. Sentences B, C, D, and E are in a jumbled order. Select the option that gives the correct order.

A. Dr. Vikram Sarabhai is considered the Father of the Indian space program. 
B. He was a great institution builder and established or helped to establish a large number of institutions in diverse fields.
C.Thus, Vikram Sarabhai founded the Physical Research Laboratory (PRL) in Ahmedabad on November 11, 1947.
D.He was only 28 at that time. 
E. After returning from Cambridge in 1947, he persuaded charitable trusts controlled by his family to endow a research institution near home in Ahmedabad. 
F. Vikram Sarabhai served in PRL from 1966-1971.