The value of $$\frac{1}{{15}} + $$ $$\frac{1}{{35}} + $$ $$\frac{1}{{63}} + $$ $$\frac{1}{{99}} + $$ $$\frac{1}{{143}}$$ is :

• A. $\frac{5}{{39}}$$
• B. $\frac{4}{{39}}$$
• C. $\frac{2}{{39}}$$
• D. $\frac{7}{{39}}$$