question: a passenger aircraft is an aircraft which is intended to carry passengers and their luggage.
Capitalize this past sentence correctly.
A: A passenger aircraft is an aircraft which is intended to carry passengers and their luggage.

question: 2. oralee unavailable from djibouti: dll suite helped me solve my blue screen windows 7 home premium edition 64-bit issue today. at first i thought the system windows 7 home premium edition 64-bit is crashed so i turned to dll suite. well, i can only say: problem solved, hah hah...
Capitalize this past sentence correctly.
A: 2. Oralee Unavailable from Djibouti: DLL Suite helped me solve my blue screen Windows 7 Home Premium Edition 64-bit issue today. At first I thought the system Windows 7 Home Premium Edition 64-bit is crashed so I turned to DLL Suite. Well, I can only say: Problem Solved, hah hah...

question: the smell is the sense we know much about. the brain's limbic system is activated when we smell.
Capitalize this past sentence correctly.
A: The smell is the sense we know much about. The brain's limbic system is activated when we smell.