2 months through 8 years (C&TC) or 3rd grade (Early Childhood and school screenings). Description : By noting the position of light being reflected in the pupils, the observer is able to check for a less obvious constant strabismus.
Preferential voting may refer to: 1  Ranked voting systems, all election methods that involve ranking candidates in order of preference. 2  Instant-runoff voting, referred to as preferential voting in Australia, is one type of ranked voting system.3  Range voting, in which voters assign points to each candidate. Ranked voting systems, all election methods that involve ranking candidates in order of preference. 2  Instant-runoff voting, referred to as preferential voting in Australia, is one type of ranked voting system. 3  Range voting, in which voters assign points to each candidate.
1 Assisted Marketing Systems â Under the assisted marketing system, the marketer relies on others to help communicate the marketerâs products but handles distribution directly to the customer. 2  The classic example of assisted marketing systems is eBay which helps bring buyers and sellers together for a fee.istribution Systems: Direct. With a direct distribution system the marketer reaches the intended final user of their product by distributing the product directly to the customer.