"Her mother left for a trip for Texas yesterday." Simple, Compound, or Complex sentence?

What is the independent cause in this sentence? "if the poem is about going mad when love is lost, what would happen if love didn't die? "

In the poem, collins compares his love to a pigeon on a generals head

One of the author’s purposes in the code book is to explain different types of codebreaking to his readers. which line best demonstrates this purpose? a theoretical breakthrough would be a fundamentally new way of finding alice's private key mathematicians have been studying factoring for centuries, and modern factoring techniques are not significantly better than ancient techniques a more recent development is the so-called tempest attack, which aims to detect the electromagnetic signals emitted . . in a computer's display unit if scientists could build a quantum computer, it would be able to perform calculations with . . enormous speed