Final answer:
Unfavorable weather conditions were the contrasting factor to Navtents detest at the Battle of Trafalgar.
Step-by-step explanation:
In the Battle of Trafalgar, the contrasting factor to Navtents (assume a typo) detest was D. Unfavorable weather conditions. While the French and Spanish navies had superior numbers and tactical advantage, the unfavorable weather conditions, including strong winds and storms, worked against them.