In short Prof Baryamureeba who is the board chairman Uganda Business and Technical Examination Board--UBTEB says primary schools children should be sensitised at an early age so that before sitting for Primary Leaving Examination--PLE, they already know the value of vocational education.
Can we infer the following?
Children in Uganda are currently sensitised at an early age. 

OPT: -- Yes. -- It's impossible to say. -- No.
The answer is:
No