1) The proclamation line was set in 1763
2) The Townsend Acts were passed in 1767
3) the Boston Massacre took place in 1770
Sam Houston order the Texans to retreat in March 1836, he wanted more time to train his army
Answer: Option A
<u>Explanation:</u>
Sam Houston ordered his army of Texans to retreat in 1836 because he wanted his army to be well-trained and become stronger to face the Mexicans led by Santa Anna.
The retreat was a planned one. Sam Houston planned the retreat when he heard of the defeat of a small army of Texans by Santa Anna. He ordered his men to retreat and trained them in warfare eventually leading to victory against the Mexicans.